neon-1243 Refactoring based on espace work
Fixing jscs violations
Merge branch 'master' into neon-1238-gridster

Conflicts:
	app/index.html
	app/js/app.js
	app/js/directives/barchartDirective.js
	app/js/directives/countBy.js
	app/js/directives/heatMap.js
	app/js/directives/linechartDirective.js
	app/js/directives/tagCloud.js
	app/js/directives/timelineSelectorChart.js