Use apachecomponents asyncHttpClient instead of ning
Use fluent httpclient library
Update README.md, Updated developers, Removed mockito-all dependency
Update indents
Clean up unused variables
Remove unused variables
Remove unused logger
Merge pull request #2 from ankurcha/master

Use apache HttpClient in lieu of the heavy ning dependency.
Rename package to com.codahale.metrics.datadog

To match style from
https://github.com/dropwizard/metrics/tree/v3.0.1/metrics-graphite
Updated metrics-core to 3.0.1 and jackson-core to 2.3.2

Follows same pattern as
https://github.com/dropwizard/metrics/blob/v3.0.1/metrics-graphite/src/main/java/com/codahale/metrics/graphite/GraphiteReporter.java
Refactored DatadogReporter for metrics-core 3.0.1
Refactored MetricNameFormatter and DefaultMetricNameFormatter
Updated/Refactored DatadogReporterTest
Added Datadog class for creating JSON/posting http request
Removed MockTransport/Transport/HttpTransport
Updated README