removing sdk in favor of a submodule
adding sdk as a submodule
updating submodule
update submodule
Changed submodule definition to use read only git url
updating submodule version
adding most recent js submodule
updating example for 184
updating for 184
removing sdk directory in preparation for submodule change
added JS submodule
Merge branch 'master' of https://git.soma.salesforce.com/khotchkiss/SalesforceCanvasFrameworkSDK
Update README.md

Updates for Summer '13 (v.28.0) push to production.
updating README.md with submodule instructions