Replaced slider images, style fixes
Logo at main navbar points to hybridgroup.com
Removed footer ToS and Privacy links
deleted irrelevantlicensing information from readme
deleted whitespace
Merge branch 'clahub-site-new-feeling' into staging
Friendly ids for agreements
Conflict solved
Getting true public IP
Merge remote-tracking branch 'origin/20-saving-ip-signatures' into staging

Conflicts:
	app/controllers/agreements_controller.rb
	db/schema.rb
	lib/github_repos.rb
forgot to run migrations
Merge remote-tracking branch 'origin/23-only-hybridgoup-creates-agreements' into staging

Conflicts:
	app/controllers/agreements_controller.rb
	app/views/agreements/new.html.erb
removes check_if_member_of_hybridgroup validation, because no longer needed
Merge branch 'master' of https://github.com/hybridgroup/clahub into 23-only-hybridgoup-creates-agreements
redirects user to /agreements when signing in to clahub with their github account