changed env file
Merge pull request #28 from vikram7/env_changed

changed env file
initialize mailer
Add email notification for reviewer
remove indices on comment and review
all test passed
Merge branch 'mf-ls-email' of github.com:vikram7/blueshift into mf-ls-email
Merge pull request #29 from vikram7/mf-ls-email

initialize mailer
Merge branch 'master' into ds-vr-create-admin

Conflicts:
	app/models/comment.rb
	app/views/layouts/application.html.erb
	app/views/welcome/index.html
	db/schema.rb
Merge branch 'ds-vr-create-admin' of github.com:vikram7/blueshift into ds-vr-create-admin