CLC-935 Stray bottom borders in task sets
https://jira.media.berkeley.edu/jira/browse/CLC-935
CLC-921 Rollover expando (UI feedback) for tasks "+" icon
https://jira.media.berkeley.edu/jira/browse/CLC-921
Merge pull request #456 from raydavis/raywip

CLC-940 Do not change date-string format when time-shifting Canvas proxy
CLC-812 Hit /api/clear_cache to empty all Rails caches. Only works on dev servers.
Merge pull request #457 from ctweney/clc-812

CLC-812 
Merge pull request #452 from shacker/CLC-921

CLC-921 Rollover expando (UI feedback) for tasks "+" icon
Merge pull request #455 from shacker/CLC-935

CLC-935 Stray bottom borders in task sets
CLC-931 JMS listeners & workers for Bearfacts notifications
Not doing anything real with the incoming messages yet.