Merge pull request #2 from ankurcha/master

Use apache HttpClient in lieu of the heavy ning dependency.
Upgraded fluent-hc to 4.3.4 due to bug

This bug (https://issues.apache.org/jira/browse/HTTPCLIENT-1474) causes
an error to occur when POSTing to datadog using fluent static
Request.Post() method.
Removed unnecessary HttpPost field from HttpTransport
Merge pull request #5 from bazaarvoice/coursera-fluent-fix

Upgraded fluent-hc to 4.3.4 due to bug
add contrib list
fix pom syntax
[maven-release-plugin] prepare release metrics-datadog-0.1.7
[maven-release-plugin] prepare for next development iteration
Merge remote-tracking branch 'upstream/master'

* upstream/master:
  [maven-release-plugin] prepare for next development iteration
  [maven-release-plugin] prepare release metrics-datadog-0.1.7
  fix pom syntax
  add contrib list
  Upgraded fluent-hc to 4.3.4 due to bug