Revert "new bridges, 6.0, 17.01.2014"

This reverts commit b30f543a8d2a04156c74d6a04c89103a7c89a9aa.
Revert "new bridges, 5.0, 17.01.2014"

This reverts commit 13560e4e26ceb10dccac576c40324a1132184490.
Revert to clean state