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/002-no-tests.patch

@@ -1,10 +1,9 @@
-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 12:01:10.863324404 -0500
-+++ gstreamer-1.6.2/configure.ac	2016-01-01 12:05:07.794937166 -0500
-@@ -980,21 +980,6 @@
- libs/gst/net/Makefile
+--- a/configure.ac
++++ b/configure.ac
+@@ -998,21 +998,6 @@ libs/gst/net/Makefile
  plugins/Makefile
  plugins/elements/Makefile
+ plugins/tracers/Makefile
 -tests/Makefile
 -tests/benchmarks/Makefile
 -tests/check/Makefile
@@ -23,10 +22,9 @@ diff -u --recursive gstreamer-1.6.2-vanilla/configure.ac gstreamer-1.6.2/configu
  tools/Makefile
  common/Makefile
  common/m4/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 12:01:10.862324377 -0500
-+++ gstreamer-1.6.2/Makefile.am	2016-01-01 12:05:03.190808129 -0500
-@@ -7,7 +7,7 @@
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -7,7 +7,7 @@ aclocaldir = $(datadir)/aclocal
  aclocal_DATA = gst-element-check-@GST_API_VERSION@.m4
  
  SUBDIRS = pkgconfig \
@@ -35,7 +33,7 @@ diff -u --recursive gstreamer-1.6.2-vanilla/Makefile.am gstreamer-1.6.2/Makefile
  	docs \
  	m4 \
  	common \
-@@ -19,7 +19,7 @@
+@@ -19,7 +19,7 @@ endif
  
  # These are all the possible subdirs
  DIST_SUBDIRS = pkgconfig \