Basic structure to combine the reports

Lost of changes, initial set up to combine the actual files together
Name changes
Changes in pieces of code which do not have source changes are now supported and registered in the final report
Added code to combine the changes/insertion and deletions with the coverage information
Finalizing the steps to combine the report, testing is still needed
Added more tests for the operias report
Finalizing the test suite for the operias report
Merge pull request #22 from soosterwaal/step_5

Step 5