Add module to publish metrics to Coda Hale Metrics
Update docs to link between the modules for Coda Hale/Yammer Metrics
version 2 and 3.
Made HystrixTimer initialization thread-safe
deploying on tomcat, SLF4J complains about a missing implementation
Demonstrates and fixes Issue #205
Logic error in what exception to mutate
HystrixContextScheduler was not wrapping the Inner Scheduler

This caused RequestContext to be broken using RxJava as of https://github.com/Netflix/RxJava/commit/bc6965c5b9fa85b010e97a5f3efbcdc5a3a6490c
Merge pull request #203 from rocketraman/init-thread-safety

Made HystrixTimer initialization thread-safe
Merge pull request #206 from mattrjacobs/infinite-loop-exception

Demonstrates and fixes Issue #205
Merge pull request #210 from benjchristensen/hystrix-context-scheduler-fix

HystrixContextScheduler was not wrapping the Inner Scheduler
servo-core 0.4.49

0.4.27 wasn't available anymore, bumping to latest on 0.4.x
0.4.32
[Gradle Release Plugin] - pre tag commit:  '1.3.9'.
[Gradle Release Plugin] - new version commit:  '1.3.10-SNAPSHOT'.
1.3.9
Hystrix non blocking command, a copy paste of hystrix command with
changes to support non blocking behavior
fixed test cases
add comments and copyrights
minor formatting
move setter down to subclasses for backwards compatibility