SMW\Store\Maintenance\DataRebuilder
Add --query parameter

Add the #243 feature
Manipulating $GLOBALS['smwgQMaxLimit']
Add DataRebuilderTest

- testRebuildAllWithoutOptions
- testRebuildAllWithFullDelete
- testRebuildSelectedPagesWithQueryOption
- testRebuildSelectedPagesWithPageOption
Merge pull request #244 from SemanticMediaWiki/maintenance-datarebuilder

SMW\Store\Maintenance\DataRebuilder