Wait 5 seconds instead of 1 after failure to connect. Reduces error logs filling up db.

src/zmc.cpp

@@ -350,7 +350,7 @@ int main(int argc, char *argv[]) {
       }
       if ( result < 0 ) {
         // Failure, try reconnecting
-				sleep(1);
+				sleep(5);
         break;
       }
     }  // end while ! zm_terminate