drop update-libs, there is no use anymore (see FS#362)

[[Imported from SVN: r5196]]

am/Makefile.am

 # $Id$
 
 EXTRA_DIST = inkscape.am webstuff global-rules sourcescheck \
-	no-check-without-lib latex checklog update-libs doxygen
+	no-check-without-lib latex checklog doxygen
 
 #noinst_DATA = inkscape.am
 

am/global-rules

@@ -11,6 +11,3 @@ include $(top_srcdir)/am/sourcescheck
 
 # add "check-log"-target to create automated build logs
 include $(top_srcdir)/am/checklog
-
-# automaticly update libs
-include $(top_srcdir)/am/update-libs

am/update-libs

-# -*- Makefile -*-
-# $Id$
-#
-# -- update libs in an other directory --
-#
-# applications linking against local libraries should also depend on these libs
-#
-# app_SOURCE = app.cc
-# app_LDADD = $(LOCAL_LIBS)
-# app_DEPENDENCIES = $(LOCAL_LIBS)
-#
-# instead, you can also write
-#
-# app_SOURCE = app.cc
-# app_LIBADD = $(LOCAL_LIBS)
-#
-
-LOCAL_LIBS = @LOCAL_LIBS@
-
-%.la: MAKELIBS.force
-	cd $$(dirname $@) && $(MAKE) $$(basename $@)
-
-MAKELIBS.force:
-
-.PHONY: MAKELIBS.force