Added the meta tags component

Conflicts:
	app/index.html
	app/scripts/app.js
	app/scripts/controllers/category.js
	app/scripts/controllers/index.js
	app/scripts/controllers/product.js
	app/scripts/package.json
	app/views/product.html
	test/spec/controllers/category.js
	test/spec/controllers/product.js
Remove IE7/8 support
Fix index controller
Fix issues, race condition with seo
Fix article seo
Fix whitespace
Fix build
Merge pull request #119 from jedmao/articles-route

Articles route