Merge pull request #233 from rjurney/master

Changed port number for realtime server from 8080 to 8083 to make the ex...
[maven-release-plugin] prepare release druid-0.5.50
[maven-release-plugin] prepare for next development iteration
1) Add unit test for NoSuchElementException as seen by Pablo.
2) Fix unit test
Merge branch 'master' of github.com:metamx/druid
Merge pull request #236 from rjurney/master

Edited assembly.xml to exclude the selfcontained jars, and edited path o...
[maven-release-plugin] prepare release druid-0.5.51
[maven-release-plugin] prepare for next development iteration
update example wiki realtime spec to match publically avaiable segments
[maven-release-plugin] prepare release druid-0.5.52
[maven-release-plugin] prepare for next development iteration
also update wikipedia example query.body
[maven-release-plugin] prepare release druid-0.5.53
[maven-release-plugin] prepare for next development iteration
fix regex and assign random user ids
[maven-release-plugin] prepare release druid-0.5.54
[maven-release-plugin] prepare for next development iteration
use num processing threads for realtime query execution
Merge pull request #239 from metamx/mt-rt

Correctly use number of processing threads for realtime query execution
Use shared query executor in indexing-service