API tests for GET /schedule
The call also injects actual route, direction, and stop descriptions and indicates when some or all don't exist
Closes #11
Add Codeship build status logo
Rename Schedule.googleId attribute to userId
This should be more generic in case we ever move from Google to just OAuth2.
Plus it will more than likely be a hash of the user's email, not their Google ID #.
Closes #12
Rename GET /schedule missingData attribute
to missing_data, for consistency