refactor/2.0.0
bugs & refactoring in interactiveLayer, layer, lineChart
refactor/2.0.0
line & lineChart + tests updated
refactor/2.0.0
small changes in multiBarChart
refactor/2.0.0
bugs & refactoring in multiBarHorizontal & multiBarHorizontalChart
refactor/2.0.0
small change in chart.js
refactor/2.0.0
bugs fixed in cumulativeLineChart
refactor/2.0.0
bugs fixed in chart.js
refactor/2.0.0
cosmetic changes
refactor/2.0.0
pie & pieChart a bug in tooltip fixed
refactor/2.0.0
pie - align
refactor/2.0.0
sparkline test cosmetic change
refactor/2.0.0
pie & pieChart & donut small fix
Merge pull request #565 from kashesandr/changes-pack-6

Changes pack 6
Merge branch 'refactor/2.0.0-dev' into changes-pack-7

Conflicts:
	src/models/pie/donut.js