Adding Compass to project

Includes config.rb for Compass configuration.

Change-Id: I15c8066d918b35c987e1eca2c4e763359df61369
Added Makefile for Compass

- Compiles to css/agora.css
- Also provides for watching functionality

Change-Id: I5c97a6712f41ed134c5fb4658f02b0e6962182a0
Merge "Adding Compass to project"
Merge "Added Makefile for Compass"