Merge branch 'tvheadend'

* tvheadend:
  media-tv/tvheadend: Fix IMDb URL, bug #536072
  media-tv/tvheadend: Version bump, bug #572576
  media-tv/tvheadend: Convert to git-r3.eclass
  media-tv/tvheadend: Disable building bundled libraries
  media-tv/tvheadend: Forward port additional USE flags
  media-tv/tvheadend: Forward port the libav USE flag
  media-tv/tvheadend: Update dependency syntax of live ebuild
  media-tv/tvheadend: Lower openssl dependency restriction
  media-tv/tvheadend: Move headers to being DEPEND-only
  media-tv/tvheadend: Move xmltv to being RDEPEND-only
  media-tv/tvheadend: Fixup DEPEND setting
  media-tv/tvheadend: Remove curl dependency
  media-tv/tvheadend: Remove epoll USE flag
  media-tv/tvheadend: Remove ccache USE flag
  media-tv/tvheadend: Remove iconv patch and USE flag
  media-tv/tvheadend: Remove --mandir configure option
  media-tv/tvheadend: Move dtv-scan-tables version to variable