ios-orientationchange-fix is unused
moment is unused
Remove add2home & shared wisdom

- add2home has not been worked on since March 20th
- shared wisdom can be loaded once the backend is ready
Merge branch 'master' of https://github.com/guardian/frontend into cleanup
Tidy up references to removed modules

Tidy up references to removed modules
Remove sharedwisdom
Use a fixed salat snapshot

Update project dependencies so that frontend uses a non-changing snapshot of salat provided by guardian github.
Stories fit in the new monocolumn container
Refactor site message since it is only used in stories
Fixed clickthrough issues in video adverts on Android
Merge pull request #1091 from guardian/salat-snapshot-removal

Use a fixed salat snapshot
Merge pull request #1080 from guardian/cleanup

Cleanup
Merge pull request #1094 from guardian/story-telling-fixes

Story telling fixes
Add correct utf-8 encoding for minus symbol
Merge pull request #1095 from guardian/video-ads-clickthrough

Fixed clickthrough issues in video adverts on Android
Merge branch 'master' of github.com:guardian/frontend into optimise-css-head
Follow BEM conventions and trim how title attributes are populated by relative timestamp script