add priority management for kernel policy

let ROUTED policies installed, until manuall removed
introduced new naming scheme to allow proper shutdown of IKE/CHILD_SAs
ike_sa_manager cleanups

src/charon/config/policies/policy.h

@@ -52,7 +52,7 @@ enum dpd_action_t {
 /**
  * String mappings for dpd_action_t
  */
-mapping_t dpd_action_m[];
+extern mapping_t dpd_action_m[];
 
 
 typedef struct policy_t policy_t;

src/charon/config/traffic_selector.c

@@ -24,6 +24,7 @@
 #include <arpa/inet.h>
 #include <string.h>
 #include <netdb.h>
+#include <stdio.h>
 
 #include "traffic_selector.h"