Adds Usage Points feature
Adds Usage Point integration test
Adds Usage Point controller
Adds usagePointList model to Usage Point controller
Adds Usage Point index jsp
Adds usage_points database table
Adds Usage Points model
Adds asserts for @NotEmpty and @Size validations
Adds Usage Point repository
Adds Usage Point service
Optimize imports
Merge pull request #4 from pivotal/usage-points

Usage Points for Retail Customers