Added more tests for TransformedImageDisplay and fixed issues.
Added TransformedImageDisplay.getTmpBufferReferenceType
Documented TransformationStepDef.
Renamed ImageTransformationStep.InputCmp to TransformationStepInput.Cmp
Documented ImageTransformationStep.
Documented TransformationStepPos.
Fixed javadoc issues.
Adjusted the apidoc of TransformedImage.
Added some clarification to the apidoc of ImageTransformationStep.
Documented TransformationStepInput.
Fixed checkstyle errors.
Removed TODO from the apidoc to please checkstyle.
Added another test case for TransformedImageDisplayTest.