gstreamer - Upgrade to 1.8.2.

Refresh patches, fix dependencies.
Fix cpu build issues in gst-libav. Opus moved to plugins-base.
Add opusparse and hls to plugins-bad.
Add myself as co-maintainer

Signed-off-by: Ted Hess <thess@kitschensync.net>

multimedia/gstreamer1/patches/001-no-translations.patch

@@ -1,18 +1,16 @@
-diff -u --recursive gstreamer-1.6.2-vanilla/configure.ac gstreamer-1.6.2/configure.ac
---- gstreamer-1.6.2-vanilla/configure.ac	2016-01-01 10:40:18.040768907 -0500
-+++ gstreamer-1.6.2/configure.ac	2016-01-01 10:48:24.160887684 -0500
-@@ -980,7 +980,6 @@
- libs/gst/net/Makefile
+--- a/configure.ac
++++ b/configure.ac
+@@ -998,7 +998,6 @@ libs/gst/net/Makefile
  plugins/Makefile
  plugins/elements/Makefile
+ plugins/tracers/Makefile
 -po/Makefile.in
  tests/Makefile
  tests/benchmarks/Makefile
  tests/check/Makefile
-diff -u --recursive gstreamer-1.6.2-vanilla/Makefile.am gstreamer-1.6.2/Makefile.am
---- gstreamer-1.6.2-vanilla/Makefile.am	2016-01-01 10:40:18.040768907 -0500
-+++ gstreamer-1.6.2/Makefile.am	2016-01-01 10:48:19.150568341 -0500
-@@ -9,7 +9,6 @@
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -9,7 +9,6 @@ aclocal_DATA = gst-element-check-@GST_AP
  SUBDIRS = pkgconfig \
  	gst libs plugins tests \
  	docs \
@@ -20,7 +18,7 @@ diff -u --recursive gstreamer-1.6.2-vanilla/Makefile.am gstreamer-1.6.2/Makefile
  	m4 \
  	common \
  	data
-@@ -22,7 +21,6 @@
+@@ -22,7 +21,6 @@ endif
  DIST_SUBDIRS = pkgconfig \
  	gst libs plugins tools tests \
  	docs \