add rumor and sucker punch. Refactor hook calling + add rumor
configure segment io; draft analytics channel
typo
Merge branch 'master' into analytics

Conflicts:
	Gemfile.lock
Merge branch 'master' into analytics
analytics config
charge succeeded & refunded event
rumor hooks spec
take VAT into account when tracking revenue
track more revenue stuff
add segmentio option to heroku deploy
extra spec and small fix
Merge pull request #36 from piesync/analytics

Added Analytics