Makefile.in, configure.in, t_std_conf.c: Add test program to

Makefile.in, configure.in, t_std_conf.c: Add test program to
	test the standard configuration krb5 routines.

osconfig.c: Don't define krb5_kdc_udp_portname and
	krb5_kdc_sec_portname any more.  There's no real point...

hst_realm.c (krb5_get_krbhst): Strip off the trailing dot from
	the hostname if present.

locate_kdc.c (krb5_locate_kdc): Use the profile code to get the
	list of Kerberos servers (plus port numbers) for a
	particular realm from [realms]/<realm>/kdc

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@5442 dc483132-0cff-0310-8789-dd5450dbe970