PDI-833: Conversions of NULL values into / from boolean data type fail with a null pointer exception (NPE)
PDI-833: Conversions of NULL values into / from boolean data type fail with a null pointer exception (NPE)

git-svn-id: 51b39fcfd0d3a6ea7caa15377cad4af13b9d2664@6735 5fb7f6ec-07c1-534a-b4ca-9155e429e800

cwarden/kettle,cwarden/kettle,juanmjacobs/kettle,juanmjacobs/kettle,juanmjacobs/kettle,cwarden/kettle