Added automatic adjustment of activity end date / time when start date / time is modified.
Merge commit 'ff9aca641b302598c77eab3ac4194d9e9c8ff81c'
Merge commit '1525645e195d2056116119595203f0415aedf410'
Merge commit '5fadf4fd6d3625dd4b52ac2cf2eda723847c1a48'
Merge pull request #381 from leider/master

fix for #380
Corrected an error, separated dateAdapter from validator.
BTW we need moment in the client.
Experiment: Jasmine-Tests for date and time adaption in activities.
Cleanup.
Jasmine 1.3.1.
Merge commit '0d53860807af882af870e17bb4ad293bdd7f18d8'
Fixed linting problems with the test-JS. Moved test + HTML to a new folder because it is not running in the commandline yet.
Merge pull request #382 from NicoleRauch/master

Fixed bug #358 - Anpassung von Endedatum und -uhrzeit beim Verändern von Startdatum und -uhrzeit
GUI adaptions for datetime inputs