Merge pull request #5 from RaviShankarArya/category

Rspec for category controller
Merge pull request #6 from RaviShankarArya/types

Types
Merge pull request #7 from RaviShankarArya/types

added API
Merge pull request #8 from RaviShankarArya/types

Cucumber installed
Merge pull request #9 from RaviShankarArya/types

controller
controller spec for product types