gtkglextmm: disabled by default

gtk+/gtkglextmm/gtkglextmm.desc

@@ -2,6 +2,7 @@
 [COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 [COPY]
 [COPY] Filename: package/.../gtkglextmm/gtkglextmm.desc
+[COPY] Copyright (C) 2010 The OpenSDE Project
 [COPY] Copyright (C) 2004 - 2006 The T2 SDE Project
 [COPY]
 [COPY] More information can be found in the files COPYING and README.
@@ -30,7 +31,7 @@
 [L] GPL
 [S] Stable
 [V] 1.2.0
-[P] X -----5---9 142.000
+[P] O -----5---9 142.000
 
 [O] . $base/package/*/*/gtk+-conf.in