fix warnings in console
fix bug with maps
increase speed with subs-manager

https://github.com/meteorhacks/subs-manager
correct helper syntax for Meteor1.0
Merge branch 'master' of github.com:MeteorMTL/website

Conflicts:
	client/views/home/_topMembers.js
	client/views/meetups/_featuredMeetup.js
	client/views/presentations/presentations.js