a few tweaks, remove generated files
pristine ionic from 03ceb32f25fb1a7c2c6bd43ebabb93a913d418e0 plus my CustomEvent change
Merge branch 'ionic-pristine'
make close a method too so I can track events
infrastructure updates, photo browser

- add a twit-arr photo browser (not yet working)
- use angular-bindonce to improve event list performance
- other minor tweaks