[Courses v2] Move to Meteor

See #165 for information

Closes #171
Closes #151
Closes #134 (Move to meteor build system)
Closes #133
Closes #119 (Create per schedule URL)
Closes #115
Closes #110 (Allow courses with no sections gracefully)
Closes #80 (Build this UI out)
Closes #78 (Implemented by iron router)
Closes #73 (Close - wontfix)
Closes #81 (Using heap)

Closes #165 (The tracking task for this PR)
I think this file is doing something important but it seems to all be interactions with Iron router and starting the analytics. Could you add a comment explaining what's happening for those of us that don't have full knowledge of the libraries we're pulling in?