* remove console.log statement
* remove repository menu entry and all related files
* remove statistics menu entry and all related files
* add underscore.string as dependency because in tests _.str is undefined
* remove repo specs
* remove obsolete test in router spec
* add charts to test require config
* fix test by setting initial filter.size to 1 because customFilter is set as default and counts
* disable test because of 'not anymore implemented yet'