Implemented GET stations/all REST function.
Altered error handling to treat REST URLs differently.
Added station info function.
Added placeholder function for station reservation.
Added get rider info function.
Added favorites info function.
Added the rest of the Rider API functions.
Improved commenting.
Added remaining function definitions (without implementations).
fixed comments.
Added get active bikes function
Removed trailing slash from app route
Added remaining bike functions.
Added trip info function.
Fixed comments.
Merge branch 'master' into pfaffle_rest

Conflicts:
	flaskr.py
Merge pull request #3 from bikeshare/pfaffle_rest

Implemented work-in-progress REST API