Remainder of SSL purpose and trust code: trust and purpose setting in

SSL_CTX and SSL, functions to set them and defaults if no values set.

apps/s_client.c

@@ -740,6 +740,7 @@ end:
 	if (ctx != NULL) SSL_CTX_free(ctx);
 	if (cbuf != NULL) { memset(cbuf,0,BUFSIZZ); Free(cbuf); }
 	if (sbuf != NULL) { memset(sbuf,0,BUFSIZZ); Free(sbuf); }
+	X509_cleanup();
 	if (bio_c_out != NULL)
 		{
 		BIO_free(bio_c_out);

apps/s_server.c

@@ -718,6 +718,7 @@ bad:
 	ret=0;
 end:
 	if (ctx != NULL) SSL_CTX_free(ctx);
+	X509_cleanup();
 	if (bio_s_out != NULL)
 		{
 		BIO_free(bio_s_out);