libffi: Updated (3.0.10 -> 3.2.1)

Also marked as crosscompilable as newer glib needs it.

develop/libffi/libffi.desc

@@ -2,7 +2,7 @@
 [COPY] This copyright note is auto-generated by ./scripts/Create-CopyPatch.
 [COPY]
 [COPY] Filename: package/.../libffi/libffi.desc
-[COPY] Copyright (C) 2010 - 2011 The OpenSDE Project
+[COPY] Copyright (C) 2010 - 2015 The OpenSDE Project
 [COPY]
 [COPY] More information can be found in the files COPYING and README.
 [COPY]
@@ -25,7 +25,7 @@
 
 [L] MIT
 [S] Stable
-[V] 3.0.10
-[P] X -----5---9 107.000
+[V] 3.2.1
+[P] X -?---5---9 107.000
 
-[D] 548991375 libffi-3.0.10.tar.gz ftp://sourceware.org/pub/libffi/
+[D] 3704927516 libffi-3.2.1.tar.gz ftp://sourceware.org/pub/libffi/