Merge pull request #1 from izpack/master

Merge with izpack/izpack trunk
Fix web installer (very dirty hack)
Revert: Fix web installer (very dirty hack)
Merge pull request #2 from izpack/master

Merge with izpack trunk
Merge pull request #3 from izpack/master

Merge
Fix summary panel
Add installation group panel to the summary panel (l10n required)
Merge pull request #135 from llibicpep/master

Two simple fixes for the summary panel