PPLAN-1493: Added integration tests for the seo-plugin

* 79797fe PPLAN-1493: Renamed tests classes to Test.java to match the default surefire mapping
 * 89d91e8 PPLAN-1493: Tests now all import the same template
 * e45545c PPLAN-1493: Added test for sitemap.xml
 * c07cb2e PPLAN-1493: Added test for robot.txt inheritance
 * 9c880fb PPLAN-1493: WIP added a content batch xml wit site and PQ
 * 3d8fd8d PPLAN-1493: Added robots.txt integration test
 * d3d9acb PPLAN-1493: Intermediate commit
 * 03f161e PPLAN-1493: Added robot.txt test
 * 86a9496 PPLAN-1493: A TestBase test now in place. Copied site.xml :-(
 * 066fff5 PPLAN-1493: Added dependency on baseline contentdata jar
 * ee51f00 PPLAN-1493: Added integration test artifact
 * b63e3da PPLAN-1493: Removed Eclipse project files from version control