* Reverted blocked signal behavior introduced in 5.0.

* Introduced a delay before making process start/stop/restart processes for race conditions when configuring eg restconf
* For restconf `CLICON_BACKEND_RESTCONF_PROCESS`, restart restconf if restconf is edited.

lib/src/clixon_proto.c

@@ -278,6 +278,7 @@ atomicio(ssize_t (*fn) (int, void *, size_t),
 		continue;
 	    else if (errno == ECONNRESET)/* Connection reset by peer */
 		res = 0;
+	    /* SIGPIPE if client is killed */
 	case 0: /* fall thru */
 	    return (res);
 	default: