Merge pull request #1 from RajuKanumuri/master

Added Font attributes to the Scope Options
added new chart type called rangearea
added new type called rangearea
Merge pull request #2 from britztopher/rangearea-type

Rangearea type
updated readme to add stacks rangearea and update it from linechart
Update README.md

had to add ``` to end js code snippet in file
updated Readme because I was editing in stackedit and not saving it locally, so no changes were being taken in repo
Merge branch 'master' of https://github.com/britztopher/ng3-charts

Conflicts:
	README.md