update PKG_UPDATE rules * src/arpack.mk: add get of latest version number * src/atk.mk: update version number extract * src/damageproto.mk: add dummy update * src/devil.mk: update version number extract * src/fixesproto.mk: add dummy update * src/flac.mk: update version number extract * src/gdb.mk: update version number extract * src/geos.mk: update version number extract * src/gettext.mk: update version number extract * src/glew.mk: update version number extract * src/glib.mk: update version number extract * src/gnutls.mk: update version number extract * src/gsl.mk: update version number extract * src/gsoap.mk: update version number extract * src/gtkglarea.mk: update version number extract * src/gtkglext.mk: update version number extract * src/gtkglextmm.mk: update version number extract * src/gtksourceview.mk: update version number extract * src/gtksourceviewmm2.mk: update version number extract * src/ice.mk: add dummy update * src/imagemagick.mk: update version number extract * src/inputproto.mk: add dummy update * src/itsol.mk: add dummy update * src/kbproto.mk: add dummy update * src/lame.mk: update version number extract

--- a/src/arpack.mk	Thu Apr 27 12:29:58 2017 -0400
+++ b/src/arpack.mk	Tue May 02 07:41:11 2017 -0400
@@ -28,8 +28,9 @@
 endif
 
 define $(PKG)_UPDATE
-    echo 'Warning: Updates are temporarily disabled for package arpack.' >&2;
-    echo $(arpack_VERSION)
+    $(WGET) -q -O- 'https://github.com/opencollab/arpack-ng/releases' | \
+    $(SED) -n 's,.*href="/opencollab/arpack-ng/archive/\([0-9][^"]*\)\.tar.*,\1,p' | \
+    head -1
 endef
 
 define $(PKG)_BUILD