Laurent Bessard [Mon, 13 May 2013 23:10:10 +0200] rev 1129
Removed restriction on deletion of a POU or DataType already used, replaced by a dialog asking user to confirm
Laurent Bessard [Mon, 13 May 2013 23:08:47 +0200] rev 1128
Removed restriction on POU interface variables modification when POU is already used