most recent changes, diff for cadabra

Index: math/cadabra/Portfile
--- math/cadabra/Portfile (revision 37769)
+++ math/cadabra/Portfile (revision 37770)
@@ -32,7 +32,7 @@
configure.args-append --disable-gui
}

-patchfiles patch-Makefile.in
+patchfiles patch-Makefile.in.diff

depends_lib port:modglue \
port:pcre \