Update to version 0.7.1. That version uses unique_ptr which is not
supported on FreeBSD 9.3, 10.1, and 10.2. "patch-src_dvbcut.cpp"
restores the code as it was in version 0.7.0. That patch shall be
removed from the port in 2017, when the affected FreeBSD versions
have reached EoL.

Approved by: antoine (implicit)