Index: doc/next-migration.html
===================================================================
diff -u -r2f7d2e507326a689d70c580f4cf8c4c82c420bac -r21e04cc3b201da5acfc77f7b05308f1ddfa606dc
--- doc/next-migration.html	(.../next-migration.html)	(revision 2f7d2e507326a689d70c580f4cf8c4c82c420bac)
+++ doc/next-migration.html	(.../next-migration.html)	(revision 21e04cc3b201da5acfc77f7b05308f1ddfa606dc)
@@ -3622,16 +3622,19 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-comment'># Register per-class mixin and guard for
+<pre class='nx'><span class='nx-comment'># Register/clear per-class mixin and guard for
 </span><span class='nx-comment'># a class
 </span>
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>mixin</span> add|<span class='nx-keyword'>set</span>|clear ...
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>mixin</span> <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>mixin</span>/ <span class='nx-placeholder'>?condition?</span>
+<span class='nx-placeholder'>/cls/</span> mixins add|<span class='nx-keyword'>set</span>|clear ...
+<span class='nx-placeholder'>/cls/</span> mixins <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>mixin</span>/ <span class='nx-placeholder'>?condition?</span>
 <span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>configure</span> -mixin ...
 
-<span class='nx-comment'># Query per-class mixin
-</span><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>mixin</span> get
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>cget</span> -mixin</pre></div></div></div></td>
+<span class='nx-comment'># Query per-class mixins
+</span><span class='nx-placeholder'>/cls/</span> mixins get
+<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>cget</span> -mixins
+
+<span class='nx-comment'># Query per-class mixins (without guards)
+</span><span class='nx-placeholder'>/cls/</span> mixins classes</pre></div></div></div></td>
 </tr>
 <tr>
 <td align="left" valign="middle"><div><div class="listingblock">
@@ -3648,7 +3651,7 @@
 <pre class='nx'><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>mixin</span> ...
 <span class='nx-placeholder'>/obj/</span> mixinguard /<span class='nx-keyword'>mixin</span>/ <span class='nx-placeholder'>?condition?</span>
 
-<span class='nx-comment'># Query per-object mixin
+<span class='nx-comment'># Query per-object mixins
 </span><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>mixin</span></pre></div></div></div></td>
 <td align="left" valign="middle"><div><div class="listingblock">
 <div class="content"><style type='text/css'>
@@ -3661,16 +3664,19 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-comment'># Register per-object mixin and guard for
+<pre class='nx'><span class='nx-comment'># Register/clear per-object mixin and guard for
 </span><span class='nx-comment'># an object
 </span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>mixin</span> add|<span class='nx-keyword'>set</span>|clear ...
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>mixin</span> <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>mixin</span>/ <span class='nx-placeholder'>?condition?</span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>configure</span> -object-mixin ...
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> mixins add|<span class='nx-keyword'>set</span>|clear ...
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> mixins <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>mixin</span>/ <span class='nx-placeholder'>?condition?</span>
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>configure</span> -object-mixins ...
 
 <span class='nx-comment'># Query per-object mixin
-</span><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>mixin</span> get
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>cget</span> -object-mixin</pre></div></div></div></td>
+</span><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> mixins get
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>cget</span> -object-mixin
+
+<span class='nx-comment'># Query per-object mixins (without guards)
+</span><span class='nx-placeholder'>/cls/</span> mixins classes</pre></div></div></div></td>
 </tr>
 </tbody>
 </table>
@@ -3722,16 +3728,19 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-comment'># Register per-class filter and guard for
+<pre class='nx'><span class='nx-comment'># Register/clear per-class filter and guard for
 </span><span class='nx-comment'># a class
 </span>
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>filter</span> add|<span class='nx-keyword'>set</span>|clear ...
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>filter</span>/ <span class='nx-placeholder'>?condition?</span>
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>configure</span> -filter ...
+<span class='nx-placeholder'>/cls/</span> filters add|<span class='nx-keyword'>set</span>|clear ...
+<span class='nx-placeholder'>/cls/</span> filters <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>filter</span>/ <span class='nx-placeholder'>?condition?</span>
+<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>configure</span> -filters ...
 
-<span class='nx-comment'># Query per-class filter
-</span><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>filter</span> get
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>cget</span> -filter</pre></div></div></div></td>
+<span class='nx-comment'># Query per-class filters
+</span><span class='nx-placeholder'>/cls/</span> filters get
+<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>cget</span> -filters
+
+<span class='nx-comment'># Query per-class filters (without guards)
+</span><span class='nx-placeholder'>/cls/</span> filters <span class='nx-keyword'>methods</span></pre></div></div></div></td>
 </tr>
 <tr>
 <td align="left" valign="middle"><div><div class="listingblock">
@@ -3758,16 +3767,19 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-comment'># Register per-object filter and guard for
+<pre class='nx'><span class='nx-comment'># Register(clear per-object filter and guard for
 </span><span class='nx-comment'># an object
 </span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>filter</span> add|<span class='nx-keyword'>set</span>|clear ...
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>filter</span>/ <span class='nx-placeholder'>?condition?</span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>configure</span> -object-filter ...
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> filters add|<span class='nx-keyword'>set</span>|clear ...
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>object</span> filters <span class='nx-keyword'>guard</span> /<span class='nx-keyword'>filter</span>/ <span class='nx-placeholder'>?condition?</span>
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>configure</span> -object-filters ...
 
-<span class='nx-comment'># Query per-object filter
-</span><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>filter</span> get
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>cget</span> -object-filter</pre></div></div></div></td>
+<span class='nx-comment'># Query per-object filters
+</span><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>object</span> filters get
+<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>cget</span> -object-filters
+
+<span class='nx-comment'># Query per-object filters (without guards)
+</span><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>object</span> filters <span class='nx-keyword'>methods</span></pre></div></div></div></td>
 </tr>
 </tbody>
 </table>
@@ -3789,7 +3801,82 @@
 syntax</code>. In addition, NX provides means to query the type of
 a method, and NX allows to filter by the type of the method.</p></div>
 <div class="sect3">
-<h4 id="_list_methods_defined_by_classes">2.6.1. List methods defined by classes</h4>
+<h4 id="_list_sub_and_superclass_relations">2.6.1. List sub- and superclass relations</h4>
+<div class="paragraph"><p>While XOTcl used singular words for introspecting sub- and superclass
+relations, NX uses plural word to indicate that potentially a list of
+values is returned.</p></div>
+<div class="tableblock">
+<table rules="all"
+width="100%"
+frame="void"
+cellspacing="0" cellpadding="4">
+<col width="50%" />
+<col width="50%" />
+<thead>
+<tr>
+<th align="left" valign="middle">XOTcl </th>
+<th align="left" valign="middle">Next Scripting Language</th>
+</tr>
+</thead>
+<tbody>
+<tr>
+<td align="left" valign="middle"><div><div class="listingblock">
+<div class="content"><style type='text/css'>
+.nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
+table.nx        {border-collapse: collapse; border-spacing: 3px;}
+.nx-linenr      {border-right: 1px solid #DDDDDD;padding-right: 5px; color: #2B547D;font-style: italic;}
+.nx-string      {color: #779977; font-weight: normal; font-style: italic;}
+.nx-comment     {color: #717ab3; font-weight: normal; font-style: italic;}
+.nx-keyword     {color: #7f0055; font-weight: normal; font-style: normal;}
+.nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
+.nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
+</style>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>superclass</span> <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
+<td align="left" valign="middle"><div><div class="listingblock">
+<div class="content"><style type='text/css'>
+.nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
+table.nx        {border-collapse: collapse; border-spacing: 3px;}
+.nx-linenr      {border-right: 1px solid #DDDDDD;padding-right: 5px; color: #2B547D;font-style: italic;}
+.nx-string      {color: #779977; font-weight: normal; font-style: italic;}
+.nx-comment     {color: #717ab3; font-weight: normal; font-style: italic;}
+.nx-keyword     {color: #7f0055; font-weight: normal; font-style: normal;}
+.nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
+.nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
+</style>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> superclasses <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
+</tr>
+<tr>
+<td align="left" valign="middle"><div><div class="listingblock">
+<div class="content"><style type='text/css'>
+.nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
+table.nx        {border-collapse: collapse; border-spacing: 3px;}
+.nx-linenr      {border-right: 1px solid #DDDDDD;padding-right: 5px; color: #2B547D;font-style: italic;}
+.nx-string      {color: #779977; font-weight: normal; font-style: italic;}
+.nx-comment     {color: #717ab3; font-weight: normal; font-style: italic;}
+.nx-keyword     {color: #7f0055; font-weight: normal; font-style: normal;}
+.nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
+.nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
+</style>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> subclass <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
+<td align="left" valign="middle"><div><div class="listingblock">
+<div class="content"><style type='text/css'>
+.nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
+table.nx        {border-collapse: collapse; border-spacing: 3px;}
+.nx-linenr      {border-right: 1px solid #DDDDDD;padding-right: 5px; color: #2B547D;font-style: italic;}
+.nx-string      {color: #779977; font-weight: normal; font-style: italic;}
+.nx-comment     {color: #717ab3; font-weight: normal; font-style: italic;}
+.nx-keyword     {color: #7f0055; font-weight: normal; font-style: normal;}
+.nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
+.nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
+</style>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> subclasses -type setter <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
+</tr>
+</tbody>
+</table>
+</div>
+</div>
+<div class="sect3">
+<h4 id="_list_methods_defined_by_classes">2.6.2. List methods defined by classes</h4>
 <div class="paragraph"><p>While XOTcl uses different names for obtaining different kinds of
 methods defined by a class, NX uses <code>info methods</code> in an orthogonal
 manner. NX allows as well to use the call protection to filter the
@@ -3920,7 +4007,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_methods_defined_by_objects">2.6.2. List methods defined by objects</h4>
+<h4 id="_list_methods_defined_by_objects">2.6.3. List methods defined by objects</h4>
 <div class="paragraph"><p>While XOTcl uses different names for obtaining different kinds of
 methods defined by an object, NX uses <code>info methods</code> in an orthogonal
 manner. NX allows as well to use the call protection to filter the
@@ -4051,7 +4138,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_check_existence_of_a_method">2.6.3. Check existence of a method</h4>
+<h4 id="_check_existence_of_a_method">2.6.4. Check existence of a method</h4>
 <div class="paragraph"><p>NX provides multiple ways of checking, whether a method exists; one
 can use <code>info method exists</code> to check, if a given method exists
 (return boolean), or one can use <code>info methods ?pattern?</code>, where
@@ -4109,7 +4196,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_callable_methods">2.6.4. List callable methods</h4>
+<h4 id="_list_callable_methods">2.6.5. List callable methods</h4>
 <div class="paragraph"><p>In order to obtain for an object the set of artefacts defined in the
  class hierarchy, NX uses <code>info lookup</code>. One can either lookup methods
  (via <code>info lookup methods</code>) or slots (via <code>info lookup slots</code>). The
@@ -4289,7 +4376,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_object_class_where_a_specified_method_is_defined">2.6.5. List object/class where a specified method is defined</h4>
+<h4 id="_list_object_class_where_a_specified_method_is_defined">2.6.6. List object/class where a specified method is defined</h4>
 <div class="paragraph"><p><code>info lookup</code> can be used as well to determine, where exactly an
  artefact is located. One can obtain this way a method handle, where
 a method or filter is defined.</p></div>
@@ -4369,7 +4456,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_definition_of_scripted_methods">2.6.6. List definition of scripted methods</h4>
+<h4 id="_list_definition_of_scripted_methods">2.6.7. List definition of scripted methods</h4>
 <div class="paragraph"><p>XOTcl contains a long list of <code>info</code> subcommands for different kinds of
 methods and for obtaining more detailed information about these
 methods.</p></div>
@@ -4644,7 +4731,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="info_configure_parameter">2.6.7. List Configure Parameters</h4>
+<h4 id="info_configure_parameter">2.6.8. List Configure Parameters</h4>
 <div class="paragraph"><p>The way, how newly created objects can be configured is determined in NX
 via properties. The configuration happens during creation via the
 methods <code>create</code> or <code>new</code> or during runtime via <code>configure</code>. These
@@ -4724,7 +4811,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_variable_declarations_property_and_variable">2.6.8. List Variable Declarations (property and variable)</h4>
+<h4 id="_list_variable_declarations_property_and_variable">2.6.9. List Variable Declarations (property and variable)</h4>
 <div class="tableblock">
 <table rules="all"
 width="100%"
@@ -4791,7 +4878,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_slots">2.6.9. List Slots</h4>
+<h4 id="_list_slots">2.6.10. List Slots</h4>
 <div class="tableblock">
 <table rules="all"
 width="100%"
@@ -4861,11 +4948,10 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_filter_or_mixins">2.6.10. List Filter or Mixins</h4>
-<div class="paragraph"><p>In NX all introspection options for filters are grouped under <code>info
-filter</code> and all introspection options for mixins are under <code>info
-mixin</code>. Therefore, NX follows here the approach of using hierarchical
-subcommands rather than using a flat namespace.</p></div>
+<h4 id="_list_filter_or_mixins">2.6.11. List Filter or Mixins</h4>
+<div class="paragraph"><p>In NX all introspection options for filters are provided via
+<code>info filters</code> and all introspection options for mixins are
+provided via <code>info mixins</code>.</p></div>
 <div class="tableblock">
 <table rules="all"
 width="100%"
@@ -4905,9 +4991,8 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>methods</span> \
-   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>guard</span> <span class='nx-placeholder'>/name/</span></pre></div></div></div></td>
+<pre class='nx'><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> filters \
+   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
 </tr>
 <tr>
 <td align="left" valign="middle"><div><div class="listingblock">
@@ -4935,9 +5020,8 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>methods</span> \
-   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span>
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>filter</span> <span class='nx-keyword'>guard</span> <span class='nx-placeholder'>/name/</span></pre></div></div></div></td>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> filters \
+   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
 </tr>
 <tr>
 <td align="left" valign="middle"><div><div class="listingblock">
@@ -4964,9 +5048,8 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>mixin</span> classes \
-   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span>
-<span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> <span class='nx-keyword'>mixin</span> <span class='nx-keyword'>guard</span> <span class='nx-placeholder'>/name/</span></pre></div></div></div></td>
+<pre class='nx'><span class='nx-placeholder'>/obj/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>object</span> mixins \
+   <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
 </tr>
 <tr>
 <td align="left" valign="middle"><div><div class="listingblock">
@@ -4994,16 +5077,15 @@
 .nx-placeholder {color: #AF663F; font-weight: normal; font-style: italic;}
 .nx-variable    {color: #AF663F; font-weight: normal; font-style: normal;}
 </style>
-<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>mixin</span> classes \
-   <span class='nx-placeholder'>?-closure?</span> <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?pattern?</span>
-<span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> <span class='nx-keyword'>mixin</span> <span class='nx-keyword'>guard</span> <span class='nx-placeholder'>/name/</span></pre></div></div></div></td>
+<pre class='nx'><span class='nx-placeholder'>/cls/</span> <span class='nx-keyword'>info</span> mixins \
+   <span class='nx-placeholder'>?-closure?</span> <span class='nx-placeholder'>?-guards?</span> <span class='nx-placeholder'>?-heritage?</span> <span class='nx-placeholder'>?pattern?</span></pre></div></div></div></td>
 </tr>
 </tbody>
 </table>
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_definition_of_methods_defined_by_aliases_setters_or_forwarders">2.6.11. List definition of methods defined by aliases, setters or forwarders</h4>
+<h4 id="_list_definition_of_methods_defined_by_aliases_setters_or_forwarders">2.6.12. List definition of methods defined by aliases, setters or forwarders</h4>
 <div class="paragraph"><p>As mentioned earlier, <code>info method definition</code> can be used on every
 kind of method. The same call can be used to obtain the definition of
 a scripted method, a method-alias, a forwarder or a setter method.</p></div>
@@ -5053,7 +5135,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_method_handles">2.6.12. List Method-Handles</h4>
+<h4 id="_list_method_handles">2.6.13. List Method-Handles</h4>
 <div class="paragraph"><p>NX supports <em>method-handles</em> to provide means to obtain further
 information about a method or to change maybe some properties of a
 method. When a method is created, the method creating method returns
@@ -5124,7 +5206,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_type_of_a_method">2.6.13. List type of a method</h4>
+<h4 id="_list_type_of_a_method">2.6.14. List type of a method</h4>
 <div class="paragraph"><p>The method <code>info ?object? method type</code> is new in NX to obtain the type of the
 specified method.</p></div>
 <div class="tableblock">
@@ -5173,7 +5255,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_list_the_scope_of_mixin_classes">2.6.14. List the scope of mixin classes</h4>
+<h4 id="_list_the_scope_of_mixin_classes">2.6.15. List the scope of mixin classes</h4>
 <div class="paragraph"><p>NX provides a richer set of introspection options to obtain
 information, where mixins classes are mixed into.</p></div>
 <div class="tableblock">
@@ -5296,7 +5378,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_check_properties_of_object_and_classes">2.6.15. Check properties of object and classes</h4>
+<h4 id="_check_properties_of_object_and_classes">2.6.16. Check properties of object and classes</h4>
 <div class="paragraph"><p>Similar as noted before, NX uses rather a hierarchical approach of
 naming using multiple layers of subcommands).</p></div>
 <div class="tableblock">
@@ -5515,7 +5597,7 @@
 </div>
 </div>
 <div class="sect3">
-<h4 id="_call_stack_introspection">2.6.16. Call-stack Introspection</h4>
+<h4 id="_call_stack_introspection">2.6.17. Call-stack Introspection</h4>
 <div class="paragraph"><p>Call-stack introspection is very similar in NX and XOTcl. NX uses for
 subcommand the term <code>current</code> instead of <code>self</code>, since <code>self</code> has a
 strong connotation to the current object. The term <code>proc</code> is renamed
@@ -6304,7 +6386,7 @@
 alter all object/class relations (including
 class/superclass/object-mixin/&#8230;)
 <code>nsf::relation::set</code>. The class and superclass can be certainly queried
-in all variants with <code>info class</code> or <code>info superclass</code>.</p></div>
+in all variants with <code>info class</code> or <code>info superclasses</code>.</p></div>
 <div class="listingblock">
 <div class="content"><style type='text/css'>
 .nx             {color: #000000; font-weight: normal; font-style: normal; padding-left: 10px}
@@ -6335,7 +6417,7 @@
 <div class="sect3">
 <h4 id="_info_heritage">3.2.5. Info heritage</h4>
 <div class="paragraph"><p><code>info heritage</code> returns in XOTcl 1 the transitive superclass
-hierarchy, which is equivalent with <code>info superclass -closure</code> and
+hierarchy, which is equivalent with <code>info superclasses -closure</code> and
 therefore not necessary. In XOTcl 2 (and NX), <code>info heritage</code> includes
 as well the transitive per-class mixins.</p></div>
 </div>
@@ -6384,7 +6466,7 @@
 <div id="footer">
 <div id="footer-text">
 Version 2.0b5<br />
-Last updated 2014-09-11 20:14:03 CEST
+Last updated 2014-09-22 14:23:47 CEST
 </div>
 </div>
 </body>