Merge pull request #4 from bazaarvoice/coursera-master

Upgrade to metrics 3.0.2 to be compatible with dropwizard-metrics 0.7.X
Refactor packages
Add udp support, equals method for DatadogSeries
Fixed typo in README for HttpTransport
Throw exception in case of null transport. Indentations
Merge pull request #11 from amalakar/udp_master

UDP support
Bumped version, fixed warnings
reduced verbosity in request building code, fixed duplicate metric bug related to metric expansion, added debug logging to dump + time HTTP request
fixed tests
bumped version in README
added test for expansions filtering
added response debug logging
added response status code to debug output
Merge pull request #15 from coursera/fix-duplicate-metrics-bug

Fix duplicate metrics bug
removed yammer reference
updated pom per sonatype documentation
added gpg plugin for releases
discarding HTTP Response content
bumped version
Merge pull request #16 from coursera/fix-resource-cleanup

Fix resource cleanup