Preparatory refactoring (extracted a method)
Added the username in the ViewBag, used it.

The username is now added on the ViewBag upon each web request  - this
is done in the overriding "OnActionExecuting" etc.
Merge pull request #5 from andreib90/issue/1

Fixes #1
Hnadles failure to get username from AD
cleanup
adds the post-redirect-get thingy to prevent repeated submits
removes username and timestamp from the create mood page. Fixes #6
removes misleading description as it lead @andreib90 to science fiction thoughts about time travel and such
ignores the db files
Merge pull request #2 from ctrucza/master

Merge with the original repository.