another synchronization check on result retrieval.
Removed unused arguments and file paths.
Change submission signaling to use post_save
Enable competitions to allow auto-registration.
Fix packaging of results when executed locally.
Corrected Help link in footer to point to help page. Fixes #276
Fixed typo in help.html template per Christophe's comment on 02cd4949d922f9267d5731aacb5037b2acd2d2dd
Merge branch 'master' of https://github.com/codalab/codalab.git
Merge branch 'umaster'
Removed dead code.
Removed wizard portion of help file.
Merge pull request #292 from irjudson/master

2 in 1: Competitions without registration, Leaderboard configuration fixes (aggregate / computed columns added)
Merge pull request #294 from willum070/docs

Removed wizard portion of help file.
Merge remote-tracking branch 'upstream/master' into dev