added address.json
add directive for ng-model-onblur
improve add to cart functionality
Merge origin/master
create categoriesService and productsService
edited cart html and catelog controllers
Add some comments to clarify what the classes for the variables
Resolve bug that prevented + and - buttons from working sometimes
implemented checkout pages
added shopping cart icon
added searchService to app.js
implemented category filtering
improved design for category bar
Merge origin/master

Conflicts:
	foundation5/css/app.css
Added product page

Additional files and changes to app.css + products.json. Earlier commit
did not go through
Minor product css fix
index product link fix
Added product images to directory and index
Add font awesome css and fonts
Apply shopping cart font to nav-bar
Some small changes to category bar layout
Merge remote-tracking branch 'origin/master'
Add white class to app.css
Link cart icon in nav bar to cart.html
Include reference to font-awesome css