[MPlayer-dev-eng] Copyright updates

[Klaus Burton]

I propose the following patch to the Copyright file to bring it up to
date, the changelog of which would be:

Copyright file updates:
- FFmpeg uses Git, not Subversion
- libmpeg2 is synchronised beyond the 0.5.1 release
- Updated libass version and copyright info

Patch:

Index: Copyright
===================================================================
--- Copyright    (revision 35425)
+++ Copyright    (working copy)
@@ -13,7 +13,7 @@
 license details are listed below:
 
 Name:       FFmpeg
-Version:    Subversion HEAD
+Version:    Git HEAD
 URL:        http://www.ffmpeg.org
 Directory:  ffmpeg
 Copyright:  Many, see individual files for copyright notices.
@@ -53,7 +53,7 @@
 
 
 Name:       libmpeg2
-Version:    0.5.1 + patches
+Version:    Subversion r1197 + patches
 URL:        http://libmpeg2.sourceforge.net/
 Directory:  libmpeg2
 Copyright:  1999-2000 Aaron Holtzman <aholtzma at ess.engr.uvic.ca>
@@ -154,11 +154,11 @@
 License:    GNU General Public License
 
 Name:       libass
-Version:    0.9.10
+Version:    0.10.1
 URL:        http://code.google.com/p/libass/
 Directory:  libass/
 Copyright:  2006 Evgeniy Stepanov <eugeni.stepanov at gmail.com>
-            2009 Grigori Goronzy <greg at geekmind.org>
+            2009-2012 Grigori Goronzy <greg at geekmind.org>
 License:    GNU General Public License
 
 Name:       Icons