Index: openacs-4/packages/acs-tcl/tcl/request-processor-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/request-processor-procs.tcl,v
diff -u -N -r1.153.2.20 -r1.153.2.21
--- openacs-4/packages/acs-tcl/tcl/request-processor-procs.tcl	25 May 2020 20:53:34 -0000	1.153.2.20
+++ openacs-4/packages/acs-tcl/tcl/request-processor-procs.tcl	6 Jun 2020 09:42:23 -0000	1.153.2.21
@@ -418,29 +418,29 @@
 # NSV arrays used by the request processor:
 #
 #   - rp_filters($method,$kind), where $method in (GET, POST, HEAD)
-#       and kind in (preauth, postauth, trace) A list of $kind filters
-#       to be considered for HTTP requests with method $method. The
-#       value is of the form
+#     and kind in (preauth, postauth, trace) A list of $kind filters
+#     to be considered for HTTP requests with method $method. The
+#     value is of the form
 #
-#             [list $priority $kind $method $path $proc $args $debug \
-    #                 $critical $description $script]
+#         [list $priority $kind $method $path $proc $args $debug \
+#               $critical $description $script]
 #
 #   - rp_registered_procs($method), where $method in (GET, POST, HEAD)
-#         A list of registered procs to be considered for HTTP requests with
-#         method $method. The value is of the form
+#     A list of registered procs to be considered for HTTP requests with
+#     method $method. The value is of the form
 #
-#             [list $method $path $proc $args $debug $noinherit \
-    #                   $description $script]
+#         [list $method $path $proc $args $debug $noinherit \
+#               $description $script]
 #
-#   - rp_system_url_sections($url_section)
-#         Indicates that $url_section is a system directory (like
-#         SYSTEM) which is exempt from Host header checks and
-#         session/security handling.
+#    - rp_extension_handlers($extension)
+#      Registers a proc used to handle requests for files with a particular
+#      extension. Used just in rp_serve_concrete_file.
 #
-# ad_register_filter and ad_register_procs are used to add elements to
-# these NSVs. We use lists rather than arrays for these data
-# structures since "array get" and "array set" are rather expensive
-# and we want to keep lookups fast.
+# "ad_register_filter", "ad_register_procs" and
+# "rp_register_extension_handler" are used to add elements to these
+# NSVs. We use lists rather than arrays for these data structures
+# since "array get" and "array set" are rather expensive and we want
+# to keep lookups fast.
 #
 #####
 
Index: openacs-4/packages/acs-tcl/tcl/test/html-conversion-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/test/html-conversion-procs.tcl,v
diff -u -N -r1.20.2.5 -r1.20.2.6
--- openacs-4/packages/acs-tcl/tcl/test/html-conversion-procs.tcl	16 Dec 2019 17:55:12 -0000	1.20.2.5
+++ openacs-4/packages/acs-tcl/tcl/test/html-conversion-procs.tcl	6 Jun 2020 09:42:23 -0000	1.20.2.6
@@ -350,9 +350,9 @@
     set result [ad_parse_html_attributes $html $pos]
     aa_equals "Attributes - $result" $result {foo bar}
 
-    # One Attribute with value and one whitout value
+    # One attribute with value and one without value
     set html "<tag foo = bar tob>"
-    aa_log "A tag with one Attribute with value and one whitout value - $html"
+    aa_log "A tag with one attribute with value and one without value - $html"
     set result [ad_parse_html_attributes $html $pos]
     aa_equals "Attributes - $result" $result {{foo bar} tob}
 
Index: openacs-4/packages/acs-tcl/tcl/test/naviserver-api-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/acs-tcl/tcl/test/Attic/naviserver-api-procs.tcl,v
diff -u -N -r1.1.2.3 -r1.1.2.4
--- openacs-4/packages/acs-tcl/tcl/test/naviserver-api-procs.tcl	6 Oct 2019 15:45:32 -0000	1.1.2.3
+++ openacs-4/packages/acs-tcl/tcl/test/naviserver-api-procs.tcl	6 Jun 2020 09:42:23 -0000	1.1.2.4
@@ -12,7 +12,7 @@
     } {
         package require base64
         #
-        # base64 encoded tring with weird spaces.
+        # base64 encoded string with weird spaces.
         #
         set base64encoded {iVBORw0KGgoAAAANSUhEUgAAAAUA
             AAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO