Merge pull request #209 from p6spy/pb_unstable

misc fixes
[maven-release-plugin] prepare release p6spy-2.0.1
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] rollback the release of p6spy-2.0.1
[maven-release-plugin] prepare release p6spy-2.0.1
[maven-release-plugin] rollback the release of p6spy-2.0.1
[maven-release-plugin] prepare release p6spy-2.0.1
[maven-release-plugin] rollback the release of p6spy-2.0.1
[maven-release-plugin] prepare release p6spy-2.0.1
Merge branch 'master' of https://github.com/p6spy/p6spy
[maven-release-plugin] rollback the release of p6spy-2.0.1
[maven-release-plugin] prepare release p6spy-2.0.1
[maven-release-plugin] prepare for next development iteration
providing p6spy-signedjar-test-1.0.0.jar in a way we won't force users to add github maven repo
let's provide high level overview in the release notes
added reference to p6spy/p6spy-it and p6spy/p6spy-perf repos