Include PAX Exam Code Coverage in Sonar

- Create an aggregate jacoco report in the root target direcorty
- Combine surefire and failsafe reports to all tests run in Sonar
- Split the Maven profiles for integrationtest and coverage
- Add a jenkins profilei
- Remove root IT profile so IT modules are complied every time

To run the integration tests

 mvn clean install
 mvn verify -Pintegrationtest

To run the IT with JaCoCo

 mvn verify -Pintegrationtest -Pcoverage

To upload results to Sonar

 mvn sonar:sonar

Change-Id: Ia0875de7efe67fc7a7d067adabed2d9588e284f4
Signed-off-by: Dave Tucker <djt@redhat.com>