CLC-1660 - Task Cancel button has very odd styling in IE9
https://jira.media.berkeley.edu/jira/browse/CLC-1660

Also fixes:
* Don't show the activities dropdown when there are no activities 
https://jira.media.berkeley.edu/jira/browse/CLC-1735
* Fix focus styles for the badges
Merge pull request #1000 from christianv/CLC-1660

CLC-1660 - Task Cancel button has very odd styling in IE9