Added aggregated option to ChangesMojo to generate aggregated changes report
MCHANGES-76 added aggregated option to ChangesMojo to generate aggreg…
…ated changes report
MCHANGES-76 cleanup unnecessary staff
MCHANGES-76 added aggregated report separation by components
MCHANGES-76 added aggregated report integration test
MCHANGES-76 some cleanup staff
Can you close the pr?