kreepr_trips and traveler_trips tables created and tested.  Three failing trip feature specs, but didn't want to touch since Raph is working on trips tonight
the trip owner is now added to a usertrip
trip show page only if public; can kreep on a public trip
can unkreep a trip from the trip show page
merged in master
few failing tests that I can't fix after an hour, but trip feed is populating with tweets.  working on fs and insta next
remove traveler functionality working; started on add traveler
some refactoring and test cleanup
commented out a few specs, may move functionality elsewhere