Extract new species calculation to Post
Merge branch 'master' into rails4

Conflicts:
	app/models/post.rb
Temporarily disable haml-rails
Try to raise when necessary, unless in rake

i.e. rake assets:precompile on heroku
Revert "Debug output"

This reverts commit 075eeb24f5af34b1707cf415a72e309ff28d34bc.
Fix csfr
Only raise when starting, no need to print in rake tasks
remove unnecessary
Fix stats showing number of first species
Add async to cse branding js