Added an index to aid performance
Add tracks URI and retrieval to Event controller.
Add new TracksController and listing.
Add tracks_uri exposure and Frisby tests.
Add patch for user_talk_attend table.
Add talk-attendance value retrieval via GET
Add POST and DELETE handling for talk attendance.
Add talk attending_uri to output.
Add attending and attendee count into talk output.
This is for the talkByID, talks by speaker is yet to come.
Add attending and attendee count into talks-by-speaker output.
Update Frisby tests for talk attending/attendee count.
Patch script changed to "star" from "attend".
Update "starred" retrieval through Talks API.
Update Frisby tests to check for "starred" properties.
Add unique constraint on event stub, after NULL'ing anything with a blank stub
Merge branch 'master' into magicmonkey-db_index

Conflicts:
	db/patch43.sql
Merge branch 'richsage-tracks-uri'
updating a mis-wording and removing extraneous table join
merging in master to update the branch, resolving a patch number conflict
fixing a mis-wording of a url segment