Clean docs
Merge pull request #144 from ryanseys/docs

Clean docs
Fixed bug in build system
Tidy README (better text formatting & structure)

Fix #148
Change to "Install"
Link to releases tab
Add bower install target
Tweak Bower and Grunt install text
Quote tweaks
"Brick is in perpetual beta" (close #136)
Merge pull request #150 from mozilla/fix-136

"Brick is in perpetual beta" (close #136)
Remove sections as instructed by @potch

https://github.com/mozilla/brick/commit/feaf83e29bdd591d800043180d9833d26f7d1cfa#commitcomment-5746372
Merge pull request #149 from mozilla/readme-copywriting

Tidy README (better text formatting & structure)
Merge pull request #147 from pennyfx/dep-fxi2

Fixed bug in build system