debug: Add ability to dump_data per debug class

Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
librpc: Add NDR_PRINT_DEBUGC to ndr print to a debug class

Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
dns: Also print packet information for DBGC_DNS

Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Kai Blin <kai@samba.org>
Autobuild-Date(master): Sat May 18 12:48:15 CEST 2013 on sn-devel-104
swat: Remove swat.

Signed-off-by: Kai Blin <kai@samba.org>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

Autobuild-User(master): Kai Blin <kai@samba.org>
Autobuild-Date(master): Sat May 18 16:32:38 CEST 2013 on sn-devel-104