Fix #244 show gravatar for committer beside each changed file in source view, and add link to the latest commit
Add action buttons to projects and users; promote/demote user to/from sysadmin not yet implemented
make APC default caching mode
Rearrange dashboard, reduce number of tasks and projects shown for simplicity, for #336
oops typo'd the icons...
do not show delete link for the currently logged-in user
Fix #340 Make promote/demote to/from sysadmin links work