IZPACK-1204 - UserInputPanel bug fixing sprint, which fixes:
- IZPACK-1205 UserInputPanel: displayHidden and readonly attribute flaws
- IZPACK-1203 UserInputPanel choice fields (radio, combo) with conditions on each don't use current condition state
Merge pull request #296 from rkrell/IZPACK-1204

[IZPACK-1204] - UserInputPanel bug fixing sprint