Adds sample REST app
Simple REST client for SMART on FHIR and improved sample app
Adds token cashing
Adds check for appropriate session token (that is not inherited from FHIR Starter)
Fix issue with sticky sessionstorage between fhir starter and app
Revert JS client back to POST method
Text fixes for FHIR starter
Purge FHIR Starter tokens in session before loading app
Merge branch 'sessionstore' into gh-pages

Conflicts:
	static/js/fhir-client.js