APP-310 progress

Added green util-class in CSS.
Added RPCs to liking and unliking posts.
Merge branch 'master' of github.com:mondora/mnd-website into APP-310
Initiated refactor of profile page.
Various changes:

- added verifyEmail page
- added possibility for the user to insert multiple emails
  and to have them checked
- added configuration options for signup emails
added unstyled share buttons in post
Read on:

- minor fixes to the profile page style
- added persistent modal to the personal homepage
  when the user doesn't have any email address
edited styles od top buttons
Merge branch 'master' into APP-308
Merge branch 'master' into APP-310
Merge branch 'APP-310' of github.com:mondora/mnd-website into APP-310
Merge branch 'APP-308' into APP-310

Conflicts:
	app/utils.scss
Added channelList page with functioning search.