wip: activityfeed
wip: activity feed directive
added linkService
wip: activity feed (directive strategy - will refactor to ng-switch)
activity feed mockup is working (needs CSS styling help)
removed unused partials and old directive.js
wip: ActivityDto
Merge remote-tracking branch 'origin/master' into feature/activityfeed
move DtoEncoder out to separate file
added QuestionModel::readAnswer()
finished activity dto and hooking up activity commands to api commands
wip: activity tests
Activity DTO (which includes Activity Commands) tests are all passing
added support for userRef2 in activityModel
additional tests passing for ActivityDto
added resetdb fake test to drop production database (this is dangerous)
Merge remote-tracking branch 'origin/master' into feature/activityfeed

Conflicts:
	src/service/sf.php
	test/php/dto/AllTests.php