[maven-release-plugin] prepare for next development iteration
1) Fix scripts to run the examples from a fresh build
1) Fix truncation math when figuring out what Segments to persist for realtime plumber. Previously, Sinks could get persist-n-merged without actually being ready to be persist-n-merged. Fixes #168
Merge pull request #169 from metacret/druid-0.4.32-branch

1) Fix truncation math when figuring out what Segments to persist for re...
[maven-release-plugin] prepare release druid-0.4.32.2
madvertise-0.4.32.2

[maven-release-plugin]  copy for tag druid-0.4.32.2

Conflicts:
	examples/bin/run_example_server.sh
	examples/pom.xml