Fixed 0008224: anonymous login is not automatic. -- had to revert an earlier optimization to get this working. We can reapply and fix the optimization after 1.1.0a4 is released.

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@4525 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9