Merge branch 'release/0.2.0'
Merge branch 'release/0.2.1'
Merge branch 'release/0.3.0'
chore(karma.conf): Remove not needed plugin definition

If you don't define plugins, the default is karma-*.
Merge pull request #5 from robinboehm/patch-1

chore(karma.conf): Remove not needed plugin definition
Merge branch 'master' into develop
Remove not required plugin definition in karma.conf
Moves /assets to /source/assets
Moves source/js/libs to source/vendor
Updates npm modules versions definitions