Style Thank you modal. BOOK-679 #resolve
Use variables for colours in scss
Merge remote-tracking branch 'upstream/feature/fund-loving-criminals' into feature/tweak-donate-screens

Conflicts:
	bluebottle/payments/static/js/bluebottle/payments/controllers.js
	bluebottle/payments/templates/payments/payment_success.hbs
Fix typo in scss
tweaks some pixels
Merge remote-tracking branch 'upstream/feature/fund-loving-criminals' into feature/tweak-donate-screens

Conflicts:
	bluebottle/bb_orders/static/js/bluebottle/bb_orders/routes.js
Merge pull request #875 from onepercentclub/feature/tweak-donate-screens

Tweak & style donation screens