rewrote the template api and added lots of caching options

docs/changelog/6.x.x.txt

@@ -10,7 +10,15 @@
  - Fixed a bug in articles where articles with no content would fail to
    display their images.
  - bugfix [966466] WebGUI::Session. System crash when user language setting missing.
- - Eliminated the need for Data::Serializer.
+ - Eliminated the need for Data::Serializer which results in a small amount of
+   less memory usage.
+ - Rewrote the template API which resulted in a 30% performance increase. See
+   docs/migration.txt for details.
+ - Added five new caching mechanisms for templates. Each has their own
+   benefits and detriments. This allows you to increase scalability and
+   performance at a cost of either memory or disk space or both. The gains
+   here are primarily enjoyed by large heavy traffic sites that use lots of 
+   templates.
 
 
 6.0.3

docs/gotcha.txt

@@ -14,6 +14,8 @@ save you many hours of grief.
 
  * You no longer need Data::Serializer.
 
+ * See docs/migration.txt for changes in the template system.
+
 
 6.0.2
 --------------------------------------------------------------------

docs/migration.txt

@@ -113,11 +113,16 @@ to load the plug-in at use time.
 
 5.5 Privilege API Change
 
-In 6.1 we move isInGroup from WebGUI::Privilege to WebGUI::Grouping, where it
+In 6.1 we moved isInGroup from WebGUI::Privilege to WebGUI::Grouping, where it
 belongs. We also moved canViewPage and canEditPage to WebGUI::Page and renamed them 
 to canView and canEdit. And finally, we moved canEditWobject and
 canViewWobject to WebGUI::Wobject and renamed them canView and canEdit and
 converted them from regular functions into methods.
 
+5.6 Template API Change
+
+In 6.1 we completely rewrote the underlying template framework to add template
+caching. Any plug-ins that use WebGUI::Template, must be updated to reflect
+the new API.