Merge pull request #21 from taegeonum/master

Add retries
Updated all license headers
Merge pull request #23 from Microsoft-CISL/weimer_license

Updated all license headers
Updated Tang dependency to version 0.4
[maven-release-plugin] prepare release wake-project-0.4
[maven-release-plugin] prepare for next development iteration
Updated TANG dependency to 0.5-SNAPSHOT
fix NullPointerException in NettyEventListener.closeChannel()
Merge pull request #24 from Microsoft-CISL/sergiym_close_channel_npe

fix NullPointerException in NettyEventListener.closeChannel()
Fix race condition in NettyMsgTransport

Transport.open() has a race condition which might lead to dangling
threads. #29
Handling retry

Checking for connect in progress is the right thing instead of checking
for connect.
Merge pull request #30 from Microsoft-CISL/shravan_nmt_fix_race

Netty Messaging Transport race condition fix
typo
Changed the tang version to  as we always do these in sync
[maven-release-plugin] prepare release wake-project-0.5
[maven-release-plugin] prepare for next development iteration
Merge pull request #31 from Microsoft-CISL/release_0.5

Release 0.5