added httparty gem
Merge pull request #2 from ashag/mel

added httparty gem
Merge pull request #1 from ashag/requests

requests
Merge pull request #3 from ashag/requests

added ups rate requests, parse ups and fedex data for hippo
fixed rate requests so both fedex and ups show
Merge pull request #4 from ashag/mel

fixed rate requests so both fedex and ups show
changes
pulled from master, merge conflicts
moved methods to new class in lib, wrote tests, starting refactor