dante: update to 1.4.1

- 1.4.x has IPv6 support

- set C std explicitly due to gcc 5 changes/old code style of dante
- disable pam via configure vars since detection of without pam option
  is broken (-lpam gets linked in if available)
- remove and refresh patches

only compile tested

Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>

SVN-Revision: 47926