Remove tap source
Fix redis key for aggregate counters
Fix commons.io version on shell tests
Release version 1.0.0.M3
Merge remote-tracking branch 'upstream/1.0.0.M3'
Reset version to 1.0.0.BUILD-SNAPSHOT
Add close() to parent contexts on shutdown
Add MaxPermGen option to gradle wrapper
Use a nicer admin-ui url

This commit allows access to admin-ui from either
http://localhost:8080/admin-ui/index.html
http://localhost:8080/admin-ui
Ensure Server is Started in Shell Tests

Changed timeouts to more closely align with current (infinite) behavior
XD-855 Change metrics assertions in IT tests to use smart Thread.sleep

* Use Hamcrest matchers for metrics tests
* Removed deprecated classes and usage of those

Jira: https://jira.springsource.org/browse/XD-855