added hide option to layout

fixed typo in events calendar
added context menu stuff that i forgot to check in
added richEditId option to the HTMLArea method in HTMLForm

docs/changelog/6.x.x.txt

@@ -54,6 +54,8 @@
  - Added "create shortcut" as a context menu option in the asset manager.
  - Fixed generateContent.pl to work with the new asset tree.
  - Updated TinyMCE to version 1.44.
+ - Added an option to the layout to hide child assets from being displayed.
+   This allows you to use non-layout child assets as stand alone pages.
 
 
 6.5.6

docs/upgrades/upgrade_6.5.6-6.6.0.sql

@@ -75,4 +75,5 @@ alter table Collaboration drop column allowRichEdit;
 alter table Collaboration add column richEditor varchar(22) not null default 'PBrichedit000000000002';
 delete from userProfileField where fieldName like 'richEditor%';
 delete from userProfileData where fieldName like 'richEditor%';
+alter table Layout add column assetsToHide text;