updating jquery-validation to 1.12.0
Merge branch 'master' into jquery-validation-update

Conflicts:
	package.json
try to fix travis problem with sub-build
adapted to deprecations
Merge branch 'master' into jquery-validation-update
Merge pull request #739 from NicoleRauch/master

Partial front page translation
added wiki link to the group entry inside the group list
Merge pull request #740 from leider/master

added wiki link to the group entry inside the group list
Merge pull request #737 from leider/jquery-validation-update

jquery validation update
removed jasmine for frontend tests - now using mocha there also
unifying code in frontend tests
Merge pull request #741 from leider/master

mocha in frontend tests
updated credits to reflect the removal of jasmine in favor of mocha
Deutsch nicht English in credits
Display information about unsubscribed members (if they had submitted addon-information and/or payment)
Test for activity.memberIdsOfAddons()
grouped general addon tests into their own describe.
Extracting the addon lines for unsubscribed members that have addon or payment info and displaying them on the management page.