Merge pull request #26 from apigee/USERGRID-2485

populating appConfigType. Resolved issue with sessionStart
removing extraneous console.log statements
Merge pull request #27 from apigee/USERGRID-2485

removing extraneous console.log statements
adding application version. If not passed in, it will be set to the navigator.appVersion, if available.
Merge branch 'USERGRID-2517' of github.com:apigee/apigee-javascript-sdk into USERGRID-2517