Merge pull request #588 from leider/master

updated jquery to 2.x -> old IE will not work anymore
renamed agora.css to agora.less
tweakting layout
removed respond.js and replaced moment with the version we fetch via npm
in tests also: replaced moment with the version we fetch via npm
real small tweak
updated full calendar to current beta version which is using moment
- multilingual
- less code from our side