remove commented out code from one of request_a_ride feature's step definitions
validate presence of description on Ride
update ride fixtures
update fixtures, add one called nearby_one, have 'rides nearby' test explicitly call geocode (so it passes)
Revert "update fixtures, add one called nearby_one, have 'rides nearby' test explicitly call geocode (so it passes)"

This reverts commit 2d39dac983aaff0d1c3ef4192fb39b8aeb02f514.
Revert "update ride fixtures"

This reverts commit 37a81d6870dbf054897c4a91f0f5ba301fc357fd.
validates presence of from for Ride
validates presence of to for Ride