Merge pull request #699 from NicoleRauch/master

Renamed userMock to userStub because it is a stub and not a mock.
adapted / refactored tests
translated dashboard parts
fix for really ugly display bug
removed unused code
patched bootstrap popover behavior to stay open when mouse inside the popover
tests streamlined for implemented superuser rule
credits updated with karma - removed grunt watch / quint
moving tests from quint to jasmine
moving tests from quint to jasmine (part 2)
moving tests from quint to jasmine (part 3)
quint removed and replaced by jasmine
converted the frontendtests for activity date model to "real" frontend tests
Merge pull request #700 from leider/master

sn
Merge commit '0e6ffa5989822a1c58552cdf7cb53644289bb4e5'
small changes proposed by nicole
removed last QUnit dependency
Merge pull request #701 from leider/master

Replaced QUnit with Jasmine
Aggregating the T-Shirt sizes the participants ordered.
Displaying the aggregated T-Shirt sizes in a separate tab on the management page.