Index: openacs-4/packages/xowiki/tcl/folder-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/folder-procs.tcl,v
diff -u -N -r1.33.2.10 -r1.33.2.11
--- openacs-4/packages/xowiki/tcl/folder-procs.tcl	7 Mar 2017 09:30:10 -0000	1.33.2.10
+++ openacs-4/packages/xowiki/tcl/folder-procs.tcl	21 Apr 2017 13:51:54 -0000	1.33.2.11
@@ -255,7 +255,7 @@
         # We do not want to see unneeded parent_ids in the links. When
         # we insert to the root folder, set opt_parent_id to empty to
         # make argument passing easy. "make_link" just checks for the
-        # existance of the variable, so we unset parent_id in this case.
+        # existence of the variable, so we unset parent_id in this case.
         #
         set opt_parent_id ""
         set folder_link [$package_id package_url]
Index: openacs-4/packages/xowiki/tcl/form-field-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/form-field-procs.tcl,v
diff -u -N -r1.248.2.47 -r1.248.2.48
--- openacs-4/packages/xowiki/tcl/form-field-procs.tcl	27 Mar 2017 11:21:38 -0000	1.248.2.47
+++ openacs-4/packages/xowiki/tcl/form-field-procs.tcl	21 Apr 2017 13:51:54 -0000	1.248.2.48
@@ -350,7 +350,7 @@
     my instvar type
     if {[[my info class] exists abstract]} {
       # had earlier here: [my info class] eq [self class]
-      # Check, wether the actual class is a concrete class (mapped to
+      # Check, whether the actual class is a concrete class (mapped to
       # concrete field type) or an abstact class.  Since
       # config_from_spec can be called multiple times, we want to do
       # the reclassing only once.
@@ -500,7 +500,7 @@
                          formnovalidate autofocus]
     #
     # We do not want i18n substitutions in the input fields. So, save
-    # away the orginal value and pass the escaped value to the tdom
+    # away the original value and pass the escaped value to the tdom
     # renderer.
     #
     set old_value [my set value]
@@ -3213,7 +3213,7 @@
     set item_id  [$object get_property_from_link_page item_id]
     if {$item_id == 0} {
       # Here, we could call "::xowiki::Link render" to offer the user means
-      # to create the entry like with [[..]], if he has sufficent permissions...;
+      # to create the entry like with [[..]], if he has sufficient permissions...;
       # when $(package_id) is 0, the referenced package could not be
       # resolved
       return "Cannot resolve symbolic link '$v'"
@@ -3746,7 +3746,7 @@
 
   date instproc render_input {} {
     #
-    # render the content inline withing a fieldset, without labels etc.
+    # render the content inline within a fieldset, without labels etc.
     #
     my set style "margin: 0px; padding: 0px;"
     html::fieldset [my get_attributes id style] {
Index: openacs-4/packages/xowiki/tcl/includelet-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/includelet-procs.tcl,v
diff -u -N -r1.200.2.29 -r1.200.2.30
--- openacs-4/packages/xowiki/tcl/includelet-procs.tcl	22 Feb 2017 10:03:30 -0000	1.200.2.29
+++ openacs-4/packages/xowiki/tcl/includelet-procs.tcl	21 Apr 2017 13:51:54 -0000	1.200.2.30
@@ -1569,7 +1569,7 @@
 
     # the following opens a window, where a user can edit the posted info.
     # however, it seems not possible to add tags this way automatically.
-    # Alternatively, one could use the api as descibed below; this allows
+    # Alternatively, one could use the api as described below; this allows
     # tags, but no editing...
     # http://farm.tucows.com/blog/_archives/2005/3/24/462869.html#adding
 
@@ -1608,7 +1608,7 @@
 
 
   #
-  # my-references lists the pages which are refering to the 
+  # my-references lists the pages which are referring to the 
   # including page
   #
   ::xowiki::IncludeletClass create my-references \
@@ -1657,7 +1657,7 @@
   }
 
   #
-  # my-refers lists the pages which are refered to by the 
+  # my-refers lists the pages which are referred to by the 
   # including page
   #
   ::xowiki::IncludeletClass create my-refers \
Index: openacs-4/packages/xowiki/tcl/link-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/link-procs.tcl,v
diff -u -N -r1.96.2.10 -r1.96.2.11
--- openacs-4/packages/xowiki/tcl/link-procs.tcl	19 Dec 2016 19:37:07 -0000	1.96.2.10
+++ openacs-4/packages/xowiki/tcl/link-procs.tcl	21 Apr 2017 13:51:54 -0000	1.96.2.11
@@ -98,7 +98,7 @@
       # recursive inclusion is happening. The included content is
       # added to the html output only once, with a unique id, which
       # can be referenced multiple times. The link is included for
-      # each occurance.
+      # each occurrence.
       #
       set item_id [my item_id]
       set targetId [xowiki::Includelet html_id [my item_id]-$target]
Index: openacs-4/packages/xowiki/tcl/menu-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/menu-procs.tcl,v
diff -u -N -r1.8.2.8 -r1.8.2.9
--- openacs-4/packages/xowiki/tcl/menu-procs.tcl	15 Apr 2017 10:12:03 -0000	1.8.2.8
+++ openacs-4/packages/xowiki/tcl/menu-procs.tcl	21 Apr 2017 13:51:54 -0000	1.8.2.9
@@ -5,7 +5,7 @@
   implmentation generic. The original version was developed by Michael
   Aram in his Master Thesis. Over the time it was simplified,
   downstripped and refactored by Gustaf Neumann. The currently
-  prefered interface is the class
+  preferred interface is the class.
 
   @author Michael Aram
   @author Gustaf Neumann
Index: openacs-4/packages/xowiki/tcl/package-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/package-procs.tcl,v
diff -u -N -r1.291.2.32 -r1.291.2.33
--- openacs-4/packages/xowiki/tcl/package-procs.tcl	3 Apr 2017 14:08:13 -0000	1.291.2.32
+++ openacs-4/packages/xowiki/tcl/package-procs.tcl	21 Apr 2017 13:51:54 -0000	1.291.2.33
@@ -361,7 +361,7 @@
         }
         if {0} {
           #
-          # In some older versions, this code was necesary. Keep it
+          # In some older versions, this code was necessary. Keep it
           # inhere as a reference, in case not all relvant cases were
           # covered by the tests
           #
@@ -735,7 +735,7 @@
   Package ad_instproc make_link {{-with_entities 0} -privilege -link object method args} {
     Creates conditionally a link for use in xowiki. When the generated link 
     will be activated, the specified method of the object will be invoked.
-    make_link checks in advance, wether the actual user has enough 
+    make_link checks in advance, whether the actual user has enough 
     rights to invoke the method. If not, this method returns empty.
     
     @param Object The object to which the link refers to. If it is a package_id it will base \
@@ -1000,7 +1000,7 @@
     }
 
     if {[string match "//*" $object]} {
-      # we have a reference to another instance, we cant resolve this from this package.
+      # we have a reference to another instance, we can't resolve this from this package.
       # Report back not found
       return ""
     }
Index: openacs-4/packages/xowiki/tcl/template-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/template-procs.tcl,v
diff -u -N -r1.5.2.1 -r1.5.2.2
--- openacs-4/packages/xowiki/tcl/template-procs.tcl	10 Sep 2015 08:10:40 -0000	1.5.2.1
+++ openacs-4/packages/xowiki/tcl/template-procs.tcl	21 Apr 2017 13:51:54 -0000	1.5.2.2
@@ -20,9 +20,8 @@
                   [list &book "bookdata" base $base style feed]]
   </pre>
 
-  The [list &book "bookdata" ...] tells adp_include to pass the book array by reference to the adp in
-clude, where it is
-  refered to via @book.field@.
+  The [list &book "bookdata" ...] tells adp_include to pass the book array by
+  reference to the adp include, where it is referred to via @book.field@.
 
   @param uplevel how far up the stack should the adp_level be set to
                  (default is the calling procedures level)
Index: openacs-4/packages/xowiki/tcl/xowiki-form-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/xowiki-form-procs.tcl,v
diff -u -N -r1.134.2.6 -r1.134.2.7
--- openacs-4/packages/xowiki/tcl/xowiki-form-procs.tcl	26 Apr 2016 07:17:08 -0000	1.134.2.6
+++ openacs-4/packages/xowiki/tcl/xowiki-form-procs.tcl	21 Apr 2017 13:51:54 -0000	1.134.2.7
@@ -371,7 +371,7 @@
     }
     # Delete the link cache entries for this entry.
     # The logic could be made more intelligent to delete entries is more rare cases, like
-    # in case the file was renamed, but this is more bullet-proove.
+    # in case the file was renamed, but this is more bullet-proof.
     #
     # In case "ns_cache names xowiki_cache *pattern*" is not working on your installation;
     #    upgrade ns_cache from cvs or use
Index: openacs-4/packages/xowiki/tcl/xowiki-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/xowiki-procs.tcl,v
diff -u -N -r1.485.2.62 -r1.485.2.63
--- openacs-4/packages/xowiki/tcl/xowiki-procs.tcl	15 Apr 2017 10:12:03 -0000	1.485.2.62
+++ openacs-4/packages/xowiki/tcl/xowiki-procs.tcl	21 Apr 2017 13:51:54 -0000	1.485.2.63
@@ -550,13 +550,13 @@
       # global namespace. The approach is cruel, but backward compatible
       # and avoids potential name clashes with pre-existing objects.
       #
-      # Replace the first occurance of the object name (in the alloc/create
+      # Replace the first occurrence of the object name (in the alloc/create
       # statement):
       #
       regsub { ::([0-9]+) } $content { \1 } content
 
       #
-      # Replace leading occurances of the object name (when e.g. procs
+      # Replace leading occurrences of the object name (when e.g. procs
       # are as well exported as separate statements)
       #
       regsub -all {\n::([0-9]+) } $content "\n\\1 " content
@@ -1930,7 +1930,7 @@
                        -user_id [::xo::cc set untrusted_user_id] \
                        $page view]
       if {!$allowed} {
-        return "<div class='errorMsg'>Unsufficient priviledges to view content of [$page name].</div>"
+        return "<div class='errorMsg'>Unsufficient privileges to view content of [$page name].</div>"
       }
     }
     if {[info exists configure]} {
@@ -3822,7 +3822,7 @@
           }
         } else {
           #
-          # field names refering to instance attributes
+          # Field names referring to instance attributes.
           #
           set hleft [::xowiki::hstore::double_quote $lhs]
           lappend vars $lhs ""
Index: openacs-4/packages/xowiki/tcl/xowiki-utility-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/xowiki-utility-procs.tcl,v
diff -u -N -r1.37.2.14 -r1.37.2.15
--- openacs-4/packages/xowiki/tcl/xowiki-utility-procs.tcl	27 Mar 2017 10:37:42 -0000	1.37.2.14
+++ openacs-4/packages/xowiki/tcl/xowiki-utility-procs.tcl	21 Apr 2017 13:51:54 -0000	1.37.2.15
@@ -571,7 +571,7 @@
     #     Next Month
     #     Beyond Next Month
     
-    #     Another possibilty: no ago, but "Today 10:00", "Yesterday 10:00", within a
+    #     Another possibility: not ago, but "Today 10:00", "Yesterday 10:00", within a
     #     week: "Thursday 10:00", older than about 30 days "13 May 2005" and
     #     if anything else (ie. > 7 and < 30 days) it shows date and time "13-Oct 2005 10:00".
     
Index: openacs-4/packages/xowiki/tcl/yui-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/yui-procs.tcl,v
diff -u -N -r1.5.2.4 -r1.5.2.5
--- openacs-4/packages/xowiki/tcl/yui-procs.tcl	2 Jan 2017 16:26:47 -0000	1.5.2.4
+++ openacs-4/packages/xowiki/tcl/yui-procs.tcl	21 Apr 2017 13:51:54 -0000	1.5.2.5
@@ -346,7 +346,7 @@
       menubar {
         #
         # We should not have two different versions of the YUI
-        # library on one page, because YUI2 (afaik) doesnt support
+        # library on one page, because YUI2 (afaik) doesn't support
         # "sandboxing". If we use e.g. the yui-hosted utilities.js file here
         # we may end up with two YAHOO object definitions, because e.g.
         # the tree-procs uses the local yahoo-dom-event.
Index: openacs-4/packages/xowiki/tcl/upgrade/upgrade.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/tcl/upgrade/upgrade.tcl,v
diff -u -N -r1.11.2.6 -r1.11.2.7
--- openacs-4/packages/xowiki/tcl/upgrade/upgrade.tcl	27 Mar 2017 10:37:42 -0000	1.11.2.6
+++ openacs-4/packages/xowiki/tcl/upgrade/upgrade.tcl	21 Apr 2017 13:51:54 -0000	1.11.2.7
@@ -224,9 +224,10 @@
       if {[db_0or1row in_between_version \
                "select 1 from acs_object_types where \
     object_type = '::xowiki::Form' and supertype = '::xowiki::Page'"]} {
-        # we have a version with a type hierarchy not compatible with the new one.
-        # this comes by updating often from head. 
-        # The likelyhood to have such as version is rather low.
+        #
+        # We have a version with a type hierarchy not compatible with
+        # the new one.  This comes by updating often from head.  The
+        # likelihood to have such as version is rather low.
         ns_log notice "Deleting incompatible version of ::xowiki::Form"
         ::xo::db::sql::content_type drop_type -content_type ::xowiki::FormInstance \
             -drop_children_p t -drop_table_p t -drop_objects_p t
@@ -476,7 +477,7 @@
           ::xowiki::Object get_instance_from_db -item_id $item_id
           set p [$item_id get_payload widget_specs]
           if {$p ne ""} {
-            ns_log notice "Transfering widget_specs to parameter WidgetSpecs for $package_id [$package_id package_url]"
+            ns_log notice "Transferring widget_specs to parameter WidgetSpecs for $package_id [$package_id package_url]"
             parameter::set_value -package_id $package_id -parameter WidgetSpecs -value $p
           }
         } else {
Index: openacs-4/packages/xowiki/www/resources/popup-handler.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/popup-handler.js,v
diff -u -N -r1.3 -r1.3.4.1
--- openacs-4/packages/xowiki/www/resources/popup-handler.js	13 Sep 2012 16:05:41 -0000	1.3
+++ openacs-4/packages/xowiki/www/resources/popup-handler.js	21 Apr 2017 13:51:54 -0000	1.3.4.1
@@ -7,7 +7,7 @@
 var ol_closefontclass="overlibClosefont";
 
 var PopupHandler = {
- popupTitle  	: "Definiton",
+ popupTitle  	: "Definition",
  popupWidth	: 250,
  init		: function (url, title, width) {
     if (title) {this.title = title;} else {this.title = this.popupTitle;};
Index: openacs-4/packages/xowiki/www/resources/yui-form-field-validate.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/yui-form-field-validate.js,v
diff -u -N -r1.4 -r1.4.4.1
--- openacs-4/packages/xowiki/www/resources/yui-form-field-validate.js	13 Sep 2012 16:05:42 -0000	1.4
+++ openacs-4/packages/xowiki/www/resources/yui-form-field-validate.js	21 Apr 2017 13:51:54 -0000	1.4.4.1
@@ -66,7 +66,7 @@
              // (301 or 302) in the asyncrequest. Since we know valid
              // results (just the "OK"), everything else must be a
              // redirect. We could be brutal and display the returned
-             // page, but not sure, if this would be desireable either.
+             // page, but not sure, if this would be desirable either.
              if (o.status == 200 && o.getResponseHeader["Content-Length"] > 10) {
                // there must have happened a redirect
                console.info(o);
Index: openacs-4/packages/xowiki/www/resources/yui-page-order-region.js
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/resources/yui-page-order-region.js,v
diff -u -N -r1.6 -r1.6.4.1
--- openacs-4/packages/xowiki/www/resources/yui-page-order-region.js	13 Sep 2012 16:05:42 -0000	1.6
+++ openacs-4/packages/xowiki/www/resources/yui-page-order-region.js	21 Apr 2017 13:51:54 -0000	1.6.4.1
@@ -69,7 +69,7 @@
            // Keep as well the source regions
            this.source_region[iid] = regions[i];
          }
-         // finally, remeber the level and store the original order
+         // Finally, remember the level and store the original order.
          this.level[regions[i].id] = this.cd[iid].split(/[.]/g).length;
          this.cd[regions[i].id] = order;
          //console.log("initial region: " + regions[i].id + " => " + order);
@@ -125,7 +125,7 @@
              // (301 or 302) in the asyncrequest. Since we know valid
              // results (just the "OK"), everything else must be a
              // redirect. We could be brutal and display the returned
-             // page, but not sure, if this would be desireable either.
+             // page, but not sure, if this would be desirable either.
              if (o.getResponseHeader["Content-Length"] > 10) {
                // there must have happened a redirect
                alert("Refresh your login and redo update");
Index: openacs-4/packages/xotcl-core/tcl/01-debug-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/01-debug-procs.tcl,v
diff -u -N -r1.78.2.28 -r1.78.2.29
--- openacs-4/packages/xotcl-core/tcl/01-debug-procs.tcl	15 Apr 2017 10:19:30 -0000	1.78.2.28
+++ openacs-4/packages/xotcl-core/tcl/01-debug-procs.tcl	21 Apr 2017 14:00:24 -0000	1.78.2.29
@@ -370,7 +370,7 @@
       set p [glob -nocomplain $dir/tcllib*]
       if {$p ne ""} {
         append _ "$p"
-        # just show first occurances on path
+        # just show first occurrences on path
         break
       }
     }
Index: openacs-4/packages/xotcl-core/tcl/04-library-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/04-library-procs.tcl,v
diff -u -N -r1.3.8.3 -r1.3.8.4
--- openacs-4/packages/xotcl-core/tcl/04-library-procs.tcl	21 Feb 2017 10:28:03 -0000	1.3.8.3
+++ openacs-4/packages/xotcl-core/tcl/04-library-procs.tcl	21 Apr 2017 14:00:24 -0000	1.3.8.4
@@ -18,7 +18,7 @@
 #
 # Load a required file:
 #
-#   Source a file, which is requred by the current file
+#   Source a file, which is required by the current file
 #   Filename is without path and .tcl
 #
 #     ::xo::library require filename
Index: openacs-4/packages/xotcl-core/tcl/05-db-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/05-db-procs.tcl,v
diff -u -N -r1.103.2.33 -r1.103.2.34
--- openacs-4/packages/xotcl-core/tcl/05-db-procs.tcl	16 Feb 2017 10:08:01 -0000	1.103.2.33
+++ openacs-4/packages/xotcl-core/tcl/05-db-procs.tcl	21 Apr 2017 14:00:24 -0000	1.103.2.34
@@ -2666,7 +2666,7 @@
   ::xotcl::Class create ::xo::db::temp_table -parameter {name query vars}
   ::xo::db::temp_table instproc init {} {
     # The cleanup order is - at least under aolserver 4.01 - hard to get right.
-    # When destroy_on_cleanup is executed, ther might be already some global
+    # When destroy_on_cleanup is executed, there might be already some global
     # data for the database interaction gone.... So, destroy these objects
     # by hand for now.
     # my destroy_on_cleanup
Index: openacs-4/packages/xotcl-core/tcl/06-package-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/06-package-procs.tcl,v
diff -u -N -r1.31.2.7 -r1.31.2.8
--- openacs-4/packages/xotcl-core/tcl/06-package-procs.tcl	2 Jul 2016 09:50:19 -0000	1.31.2.7
+++ openacs-4/packages/xotcl-core/tcl/06-package-procs.tcl	21 Apr 2017 14:00:24 -0000	1.31.2.8
@@ -255,7 +255,7 @@
       #
       # The returned '$value' might be a value set for the actual
       # package instance, or the default for the package_parameter as
-      # defined by the package parameter defintion in the xml file. If
+      # defined by the package parameter definition in the xml file. If
       # the value was not specified explicitly, and the provided
       # default for this command is not empty, return the provided
       # default.
Index: openacs-4/packages/xotcl-core/tcl/10-recreation-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/10-recreation-procs.tcl,v
diff -u -N -r1.10.2.1 -r1.10.2.2
--- openacs-4/packages/xotcl-core/tcl/10-recreation-procs.tcl	12 Sep 2016 10:49:38 -0000	1.10.2.1
+++ openacs-4/packages/xotcl-core/tcl/10-recreation-procs.tcl	21 Apr 2017 14:00:24 -0000	1.10.2.2
@@ -15,7 +15,7 @@
 
 if {![::xotcl::Object isclass ::xotcl::RecreationClass]} {
   ::xotcl::Class create ::xotcl::RecreationClass -ad_doc {
-    <p>This meta-class controlls the behavior of classes (and optionally
+    <p>This meta-class controls the behavior of classes (and optionally
     their instances), when the classes (or their instances) are    
     overwritten by same named new objects; we call this situation
     a recreate of an object.</p>
Index: openacs-4/packages/xotcl-core/tcl/bgdelivery-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/bgdelivery-procs.tcl,v
diff -u -N -r1.49.2.6 -r1.49.2.7
--- openacs-4/packages/xotcl-core/tcl/bgdelivery-procs.tcl	27 Mar 2017 10:37:42 -0000	1.49.2.6
+++ openacs-4/packages/xotcl-core/tcl/bgdelivery-procs.tcl	21 Apr 2017 14:00:24 -0000	1.49.2.7
@@ -633,7 +633,7 @@
     if {$bytes == 0} {
       # Tcl behaves different, when one tries to send 0 bytes via
       # file_copy. So, we handle this special case here...
-      # There is actualy nothing to deliver....
+      # There is actually nothing to deliver....
       ns_set put [ns_conn outputheaders] "Content-Length" 0
       ns_return 200 $mime_type {}
       return
Index: openacs-4/packages/xotcl-core/tcl/context-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/context-procs.tcl,v
diff -u -N -r1.65.2.6 -r1.65.2.7
--- openacs-4/packages/xotcl-core/tcl/context-procs.tcl	14 Dec 2016 08:05:12 -0000	1.65.2.6
+++ openacs-4/packages/xotcl-core/tcl/context-procs.tcl	21 Apr 2017 14:00:24 -0000	1.65.2.7
@@ -546,7 +546,7 @@
   
   proc ::xo::update_query_variable {old_query var value} {
     #
-    # Replace in a url-query old occurances of var with new value.
+    # Replace in a url-query old occurrences of var with new value.
     #
     # @return pairs in a form suitable for export_vars
     #
@@ -564,7 +564,7 @@
 
   proc ::xo::update_query {old_query var value} {
     #
-    # Replace in a url-query old occurances of var with new value.
+    # Replace in a url-query old occurrences of var with new value.
     #
     # @return encoded HTTP query
     #
Index: openacs-4/packages/xotcl-core/tcl/cr-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/cr-procs.tcl,v
diff -u -N -r1.54.2.19 -r1.54.2.20
--- openacs-4/packages/xotcl-core/tcl/cr-procs.tcl	13 Mar 2017 19:35:11 -0000	1.54.2.19
+++ openacs-4/packages/xotcl-core/tcl/cr-procs.tcl	21 Apr 2017 14:00:24 -0000	1.54.2.20
@@ -1342,7 +1342,7 @@
   # 
   # We should provide either a minimal parameter page for this
   # purposes, or - more conservative - provide simply package
-  # parameters for this. The only thing we are loosing are "computed
+  # parameters for this. The only thing we are losing are "computed
   # parameters", what most probably no-one uses. The delegation based
   # parameters are most probably good replacement to manage such
   # parameters site-wide.
Index: openacs-4/packages/xotcl-core/tcl/html-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/html-procs.tcl,v
diff -u -N -r1.3 -r1.3.2.1
--- openacs-4/packages/xotcl-core/tcl/html-procs.tcl	27 Oct 2014 16:42:01 -0000	1.3
+++ openacs-4/packages/xotcl-core/tcl/html-procs.tcl	21 Apr 2017 14:00:24 -0000	1.3.2.1
@@ -30,7 +30,7 @@
       dom setTextCheck false
 
       #
-      # Miscelaneous commands. Not part of html specs
+      # Miscellaneous commands. Not part of html specs
       # but needed for generation of special dom nodes.
       #
 
Index: openacs-4/packages/xotcl-core/tcl/http-client-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xotcl-core/tcl/http-client-procs.tcl,v
diff -u -N -r1.30.2.1 -r1.30.2.2
--- openacs-4/packages/xotcl-core/tcl/http-client-procs.tcl	7 Dec 2015 16:58:07 -0000	1.30.2.1
+++ openacs-4/packages/xotcl-core/tcl/http-client-procs.tcl	21 Apr 2017 14:00:24 -0000	1.30.2.2
@@ -671,13 +671,13 @@
       } -instproc success {payload obj} {
         my debug "[string length $payload] bytes payload"
         #if {[string length $payload]<600} {my log payload=$payload}
-        # this is called as after a succesful request
+        # this is called as after a successful request
         my finalize $obj "JOB_COMPLETED" $payload
 
       } -instproc failure {reason obj} {
         my log "[self proc] [self args]"
         my log "failed for '$reason'"
-        # this is called as after an unsuccesful request
+        # this is called as after an unsuccessful request
         my finalize $obj "JOB_FAILED" $reason
 
       } -instproc unknown {method args} {