Merge pull request #7 from SefiGiga/develop

Fix linting
Update karma.conf.js
Merge pull request #8 from SefiGiga/develop

Fix linting & testing
Merge pull request #9 from SefiGiga/develop

fix missing references to i18next
Merge pull request #10 from SefiGiga/develop

Fix another fallout from  'The Missing Commit'...
Merge branch 'develop' of https://github.com/CloudifySource/cloudify-widget-ui into develop