Changes from 3.1-1 to 3.1-2

*Kernel:
- Fixed bug with updating names of non translated names
- Fixed problem with related object datatype causing input validation error.
- Added function for returning the authors of a content object.
- Fixed numerous problems with eZKeyword datatype.
- Added function for initializing an array of content object nodes from object id's
- Fixed permissons on override.ini.append and templeate overrides when creating them from Setup
  Now sets permission StorageDirPermissions and StorageFilePermissions from [FileSettings]
- Fixed updating of URLs when moving or renaming a node.
- Fixed HTML compatibility problem in tipafriend.tpl.
- Fixed bug in user group template, form inside form.
- Fixed bug for xml datatype which can't be validate if content only has header.
- Fixed bug for wrong conversion of tiff and gif image.
- Fixed bug of wrong MAX_FILE_SIZE for QuickTime and Windows Media in datatype ezmedia.
- Fixed bug of unable to remove user in admin override template for user.
- Improved google and simple navigator to allow url suffix data (eg. ?Search=)
- Improved search templates to use google navigator.
- Fixed bug of unable to create new related objects.
- Fixed database query concerning phrase search.
- Fixed bug with translations and extensions. Now translations for extensions are
  properly read from the cache.
- Changed default fontsize of textareas
- Fixed bug with attribute listings on objects when a locale was specified in which
  attributes did not exist.
- Fixed bug of user can't read own account information using policy read Class( User ) , Owner( Self ).
