metrics aggregation controller without tests
code cleanup: checkstyle, findbugs, unit tests...
Merge branch 'readers-poc2' of github.com:globant/PODMaster into readers-poc2

Conflicts:
	server/src/main/resources/db/changelog/db.changelog-0.1.yaml
	server/src/test-integration/java/com/globant/agilepodmaster/sync/BuildProjectDataSetTest.java