Advanced Options default to being shown
Allow lastpass users to autofill their credentials
When a user leaves a group, remove them from all group challenges
fix gems styling
remove unnecessary text tags
Clear up some confusion caused by AngularJS number filter
Merge pull request #2256 from HabitRPG/sabe/tweak

Clear up some confusion caused by AngularJS number filter
Merge pull request #2186 from HabitRPG/sabe/tweak3

Advanced Options default to being shown
groups: upon group-creation, creator is automatically assigned as leader
and only member. Remove sending up leader & members from the client,
should all be handled on the server
start adding quests tests
#2186 hide task attributes if auto-allocate not enabled
#2186 hide task attrs unless allocationMode == 'taskbased'
challenges: sort first by official (in tavern)
admin: use {$ne:null} instead of {$exists:true} for listing contributors
in admin. Who knew $exists had such poor performance!
https://groups.google.com/forum/#!topic/mongodb-user/FKJWoi3lb9I
@sabrecat @wc8, admin page should be snappier now
Merge remote-tracking branch 'DanielHeath/develop' into develop

Conflicts:
	views/static/front.jade
hall: start moving admin stuff to hall-of-heroes / hall-of-patrons, so everyone can see contribs / backers
hall: use infinite-scroll to load patrons, since there are so many
hall: fixed load-more, sort contribs by lvl
hall: one white star for GMs (yeah, GMs are admins). remove sleepy-eye. @sabrecat
chat: add +1 (like) to messages. @snicker does views/options/social/chat-message.jade flag you for any performance issues which should be optimized with bindonce? (I'm still a bit of a bo-noob)