added action, text and init validation using valid library
Merge branch 'master' into valid
Merge branch 'master' into valid

Conflicts:
	package.json
more validation rules
fix loading victim for admit event
send action.role to server for 'join' and 'admit'
create link if admit action
Merge pull request #279 from scrollback/admit-hack

superuser and owner can change another user's affiliation to the room
Merge branch 'master' into valid
[Minor] Segment by gateway for all (analytics) trend queries
Migrate to latest lace
Merge pull request #281 from scrollback/lace

Migrate to latest lace
Add gulp task to remove logs
Update to latest lace
Merge pull request #283 from scrollback/lace

Update lace
added disallow links to robots.txt
Deleting based on LRU for all LS entities.
Deleted a few comments.
Made LRU safe save.
Beautify code.