gulp made to watch js subdirectories
placeholder products added
added unique filter and categories
moved customFilter to its own module
added controller for product list; added filters for category
added class constant and ng-class for button clicks
pagination added
added data calls
fixed home category button; fixed semicolons
added error message when http call fails
watch all html files except bower components in public
include statements added
added cart component
moved customFilters module to its own file
added cartSummary module and functionality