HABTM and Bootstrap

Added join tables with HABTM
Redid CSS
Deleted a bunch of unnecessary stuff everywhere
index
Undo HABTM

Changed back to has many through
removed Gemfile ignore
updates
working
not ignoring public systems
pics
don't ignore .sassc
fuck
oops

oops
Add bootstrap css glyphicons & roster index
indexes
default img url fix
Prep for Friend Requests

Commented out stuff that was giving errors, put in some friend request
methods/
add_to_group, group_relation working
new
a
div fix
fixed the current_user not signed in error