Implemented blueprint 'install-pkg-by-pkgmatch' as specified in

https://blueprints.launchpad.net/xbps/+spec/install-pkg-by-pkgmatch

The implementation works as expected, it was easier that I thought.
Bump XBPS_RELVER because the API was changed slightly.

--HG--
extra : convert_revision : xtraeme%40gmail.com-20100114011431-xv5q6bgahm6v9dbq

bin/xbps-repo/index.c

@@ -1,5 +1,5 @@
 /*-
- * Copyright (c) 2009 Juan Romero Pardines.
+ * Copyright (c) 2009-2010 Juan Romero Pardines.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -129,7 +129,7 @@ xbps_repo_addpkg_index(prop_dictionary_t idxdict, const char *filedir,
 	 * than current registered package, update the index; otherwise
 	 * pass to the next one.
 	 */
-	curpkgd = xbps_find_pkg_in_dict(idxdict, "packages", pkgname);
+	curpkgd = xbps_find_pkg_in_dict_by_name(idxdict, "packages", pkgname);
 	if (curpkgd == NULL) {
 		if (errno && errno != ENOENT) {
 			prop_object_release(newpkgd);