the fileextension was not returned for the .csv exporter...
Microoptimization: DefaultPivotModel: move filter.isEmpty() branch out of the loop, and cache the constant dataSource.getRowCount().
Remove unneeded array allocation. Just pass a Collection.
Merge pull request #9 from rototor/csv_fileextensions_fix

the fileextension was not returned for the .csv exporter...
Merge pull request #10 from rototor/microoptimizations

Microoptimizations
Merge remote-tracking branch 'upstream/master' into fieldcalculations

Conflicts:
	wicket-pivot/src/main/java/ro/fortsoft/wicket/pivot/PivotUtils.java