Hystrix.reset() now shuts down the HystrixTimer

- the HystrixTimer can be shutdown via an interrupt (which Hystrix.reset uses)
- the HystrixTimer will correctly restart the thread if it is used again after a reset

https://github.com/Netflix/Hystrix/issues/109
Merge pull request #111 from benjchristensen/issue-109

Hystrix.reset() now shuts down the HystrixTimer
More work on HystrixCollapser response not received bug

I still can't replicate this so am adding error handling anywhere I can foresee something as well as adding more logs.

https://github.com/Netflix/Hystrix/issues/80
Merge pull request #112 from benjchristensen/issue-80

More work on HystrixCollapser response not received bug
1.2.10-SNAPSHOT
Version 1.2.9