DynamicJasper version 5.1.1 released

Included in version 5.1.1

* Supports JasperReport 6.4.1
* Fix for https://github.com/intive-FDV/DynamicJasper/issues/59 Crosstab: useMainReportDatasource
only works when datasource is passed as a parameter.
* Simple support for parameter defaults.
* Allow for "ignoreWidth" to be specified for crosstabs.