Convert all xbps-base-chroot pkgs to subpkgs.

Also introduce "libs.depends", that adds a rundep of a package
with a proper version. This is to avoid modifying all dependent
packages if there's an API/ABI change.

--HG--
extra : convert_revision : a46b11b8e9187bdb2bfc954ad5ff40ecd9c0fe31

templates/binutils/dev.template

@@ -4,7 +4,7 @@ short_desc="${short_desc} (development files)"
 long_desc="${long_desc}
 
  This package contains files for development, headers, static libs, etc."
-run_depends="binutils-2.19"
+run_depends="binutils-base-2.19"
 
 do_install()
 {