Log Message:
(pkgsrc)
 - Add LICENSE (gnu-gpl-v3)
 - Add USE_LANGUAGES= c++ (as well as c)
 - Adjust --infodir for CONFIGURE_ARGS
 - Silence pkglint as LOCALBASE to PREFIX
 - Remove four all patches, there were no comments on each
   and could not find the reason to keep
(upstream)
 - Updated to games/gnuchess-6.2.2 (from 5.07 = year of 2004 ?)
 - ChangeLog are there, but it is not full from 5.07
   Please refer src (distfile) for Changes from 2011 to 2015