Mass letter "g" update (and some missed before), one or more apply :

- Drop epoch: 0
- Remove %{epoch} requirements in sub-packages
- Remove trailing white spaces
- Keep consistent between spaces and tabs

gtkglext.spec

@@ -6,7 +6,6 @@
 Summary:	OpenGL Extension to GTK
 Name:		gtkglext
 Version:	%{base_version}
-Epoch: 		0
 Release:	1
 License:	LGPL
 Group:		System Environment/Libraries
@@ -32,7 +31,7 @@ make GTK+ widgets OpenGL-capable.
 Summary:	Development tools for GTK-based OpenGL applications
 Group:		Development/Libraries
 
-Requires: %{name} = %{epoch}:%{version}
+Requires:	%{name} = %{version}
 Requires:	gtk2-devel
 
 %description devel