Add Grunt config
Added RSI indicator component and added it to the simple example. I'm currently producing documentation. Then I'll look at integrating it into the Angular example.
Remove require js

Also:
- added the built d3-financial-components.js artifact for the examples.
- removed unused promise.js
Fixed incorrect namespace
Merge pull request #10 from ColinEberhardt/master

Fixed incorrect namespace
Updated RSI to include over-buy and under-buy lines. Also corrected a few issues in the RSI indicator.
Merge branch 'master' of https://github.com/ScottLogic/d3-financial-components
Merge branch 'master' into build

Conflicts:
	examples/simple-example/js/main.js
	require.config.js
Add Grunt watch and uglify