Hi, I have made changes for Apache release of Tephra in branch release-changes. I have updated pom, release document, and other misc stuff.
Please review the last commit - https://git-wip-us.apache.org/repos/asf?p=incubator-tephra.git;a=commitdiff;h=b0fe819e6a6459f2d125c40988e9a6075fd7d974 Thanks, Poorna.
