Fixed #217.
Added .page__background styles on page components.
Added link to monaca in site header.
Merge commit 'd6c14b13f2843fa49181f5082a881642857d5259'

Conflicts:
	css-components/components-src/dist/onsen-css-components-default.css
	css-components/components-src/stylus/components/page.styl
	css-components/www/index.html
	css-components/www/onsen-css-components-default.css
	css-components/www/patterns/lib/onsen/css/onsen-css-components.css
	css-components/www/patterns/lib/onsen/css/onsenui.css
	css-components/www/patterns/lib/onsen/js/onsenui.js
	css-components/www/patterns/lib/onsen/js/onsenui.min.js
	css-components/www/patterns/lib/onsen/js/onsenui_all.js
	css-components/www/patterns/lib/onsen/js/onsenui_all.min.js
	css-components/www/patterns/lib/onsen/stylus/components/navigation-bar.styl