Revert "correctly use grunt to popular requirejs main.js"

This reverts commit 176ca84ec1a31833a9b84f3bd17679d71eb8915c.
don't checkin jsx transformed files
Revert "shelf mutation. didn't handle excl ones properly yet"

This reverts commit ed9bb15b1804bd278078ba5eff13e2e63a6f16dc.

Conflicts:
	app/scripts/book.js
	app/scripts/books.js
	app/scripts/want-to-read.js