Add CSRF checks to message.php
Add CSRF checks to admin_trees_manage.php
Add CSRF checks to admin_trees_config.php
Add CSRF checks to module configuration forms
Add CSRF checks to module administration
Fix typo in admin_media.php
The 'php version' error page needs to run on PHP5.2 - so we cannot use translation
Move the masquerade function to the user list
Prepare for 1.5.0 release
Next release will be 1.5.1
Administrator utilities
Improved media viewer
Enhanced "On this day" module
Changes log enhancement

Provide unified before/after display of changes
Simplified parameter passing to js object
Shifted style from inline to css

Also added styles for shared notes to all themes