Fix server_add for the new task API.
Oops, forgot that Tag::add needs to return a Model_Tag.
Fix use of ORM_Validation_Exception::errors() syntax.
Fixed bug in Model_Task::save() - we update if something *has* changed...
Fix bug in Model_Item::create() for make-title-if-missing.  Two ! bugs in a row.
Big rewrite of edit photo form, tweak edit/add album to match.
Fix bug - a line got accidentally deleted in a commit awhile ago.
Get rid of unnecessary overload - just go to the unittest module's version
Merge pull request #346 from shadlaws/fixes_20130503_part5

Fixes 20130503 part5