update package curl
package plotutils: disable parallel build
update package postgresql
hdf5: add runtime test
Merge branch 'master' of github.com:mxe/mxe
package hdf5: rename test program and re-style test invocation
package sdl_mixer: fix for double-freeing resources with WAV files
package glib: install m4 macros
package gdk-pixbuf: use mxe aclocal macros
package graphicsmagick: relax autoconf version requirement
Merge branch 'master' into multi-rebase