Merge pull request #227 from bhariharan/unstable20

Merge from 'unstable' into unstable20
Make colors used by the SDK configurable
Update build artifacts and bump up version
Merge pull request #230 from bhariharan/resources

Make resources used by SDK configurable
Merge branch 'master' into unstable
Merge pull request #231 from bhariharan/unstable

Merge branch 'master' into unstable
Merge branch 'unstable' into unstable20