Make remove work; refactored tests
Switch from data to params as the key
DRY get/post/delete methods
Fix minor grammar
Hacky solution for adding rules
Metaprogramming to prevent class changes from affecting other tests
Remove unnecessary assertions
Refactor tests to check for rules
Refactor REST helper methods with rest_*
Add GET /rules and remove unnecessary private
Minor refactor for server
More refactor
Refactor post
Refactor delete
Remove unnecessary global variables
Merge pull request #3 from luongm/remove-rows

Merge with master; "Make remove work; refactored tests"