Fixes exception when userActive called but tech not initialized
Trigger ready callback even when no tech available so client app can display custom fallback message
Added comment to triggerReady call
Enough to check for this.tech != null
Fixed compile: removed trailing whitespace
Fix bower version (was 4.4.0 in bower.json but should be same as semver tag)
Merge pull request #1080 from tchakabam/master

Fixes null pointer exception and improves behavior of src() of when to trigger ready event