Several changes, to be able to create a xml report

Not yet tested properly, will come in the next commit
Fix in creating the stream for the xml file

Also fixed the location of the result xml file
Added extensive test case for testing the xml

Resulting in a few modifitcation to the generation of the xml
Cleand up added unused imports
Added total line and condition rate to the summary
Merge pull request #49 from soosterwaal/xml_report

Xml report