Refactor backend btn to make use of the TemplatedView so that we can
use precompiled template
Code style changes
Merge branch 'staging' into backend_btn

Conflicts:
	src/mist/io/static/js/app/views/backend_button.js
Remove ember beta (mistake)
Merge pull request #225 from mistio/backend_btn

Refactor backend btn
Automated build of mist.js & mist.css
Fix css rule on add key popup
Merge pull request #230 from mistio/key_css_fix

Fix css rule on add key popup
Automated build of mist.js & mist.css
Merge branch 'staging' into compress_html

Conflicts:
	src/mist/io/static/js/app/templates/templates.js