• core/helper_api.php
  (helper_get_current_project): account for the case where a the project
  specified in a user's preference doesn't exist or is no longer
  accessible. Return 0 in these cases.

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@1841 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9