[ADD] Add list of known format
[IMP] Reuse pool object
[ADD] Add server on each report, usefull to migrate version
[IMP] Update JRXML model
[IMP] Method to compose parameter have changed, we create a new one
[IMP] HTTP response have changed, we create a new parser
[ADD] #5 Change method to execute ather formats like XLS, ODT
Merge branch '7.0-multiformat' into 7.0