make chromium merge again
Prune 21 obsolete ports

FreeBSD Ports maintainers have already deleted the following:
  converters/p5-Unicode-Lite
  converters/py-svglib
  deskutils/libopensync-plugin-python-devel
  deskutils/libopensync-plugin-synce-devel
  devel/hs-DeepArrow
  devel/hs-reactive
  devel/ruby-cvs
  finance/quantlib
  ftp/gftp
  games/blue
  games/linux-savage-samuraiwars
  games/quake3-rq3
  games/xkobo
  graphics/f-spot
  graphics/seom
  graphics/xmagv
  lang/clang
  mail/squirrelmail-calendar_sql_backend-plugin
  math/fbm
  net-im/libmsn
  net/freeswitch-core