thunderbird: Updated (3.1.13 -> 3.1.20)

mail/thunderbird/thunderbird.desc

@@ -2,7 +2,7 @@
 [COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 [COPY]
 [COPY] Filename: package/.../thunderbird/thunderbird.desc
-[COPY] Copyright (C) 2006 - 2011 The OpenSDE Project
+[COPY] Copyright (C) 2006 - 2012 The OpenSDE Project
 [COPY] Copyright (C) 2004 - 2006 The T2 SDE Project
 [COPY] Copyright (C) 1998 - 2004 Clifford Wolf
 [COPY]
@@ -29,9 +29,9 @@
 
 [L] MPL
 [S] Stable
-[V] 3.1.13
+[V] 3.1.20
 [P] X -----5---9 152.700
 
 [O] . $base/package/*/*/mozilla-conf.in
 
-[D] 2773096242 thunderbird-3.1.13.source.tar.bz2 http://mozilla.osuosl.org/pub/mozilla.org/thunderbird/releases/3.1.13/source/
+[D] 2399029105 thunderbird-3.1.20.source.tar.bz2 http://mozilla.osuosl.org/pub/mozilla.org/thunderbird/releases/3.1.20/source/