Further mass cleanup. One or more apply :

- Remove (hopefully) all zero epoch remains.
- Remove trailing spaces and tabs.
- Keep consistency between tabs and spaces.
- Clean up summary.

libmatroska.spec

@@ -1,4 +1,4 @@
-Summary:	An open Audio/Video container format
+Summary:	Open Audio/Video container format
 Name:		libmatroska
 Version:	0.7.5
 Release:	2
@@ -71,6 +71,6 @@ rm -rf $RPM_BUILD_ROOT
 - Added license files as doc
 - Requires libebml-devel (headers needed)
 
-* Sat Feb 28 2004 Dams <anvil[AT]livna.org> 
+* Sat Feb 28 2004 Dams <anvil[AT]livna.org>
 - Initial build.