Merge pull request #512 from y-higuchi/remove_restart

Remove restart option shown in Usage message, which currently does not work
diff --git a/start-onos-embedded.sh b/start-onos-embedded.sh
index 12346ba..0e9af68 100755
--- a/start-onos-embedded.sh
+++ b/start-onos-embedded.sh
@@ -166,6 +166,6 @@
     echo "$n instance of onos running"
     ;;
   *)
-    echo "Usage: $0 {start|stop|restart|status|startifdown}"
+    echo "Usage: $0 {start|stop|status|startifdown}"
     exit 1
 esac
diff --git a/start-onos-jacoco.sh b/start-onos-jacoco.sh
index 23c4bfa..2d1adf4 100755
--- a/start-onos-jacoco.sh
+++ b/start-onos-jacoco.sh
@@ -182,6 +182,6 @@
     echo "$n instance of onos running"
     ;;
   *)
-    echo "Usage: $0 {start|stop|restart|status|startifdown}"
+    echo "Usage: $0 {start|stop|status|startifdown}"
     exit 1
 esac
diff --git a/start-onos.sh b/start-onos.sh
index e10dfbe..1eb6831 100755
--- a/start-onos.sh
+++ b/start-onos.sh
@@ -185,6 +185,6 @@
     echo "$n instance of onos running"
     ;;
   *)
-    echo "Usage: $0 {start|stop|restart|status|startifdown}"
+    echo "Usage: $0 {start|stop|status|startifdown}"
     exit 1
 esac
diff --git a/start-rest.sh b/start-rest.sh
index 01e7638..910eb41 100755
--- a/start-rest.sh
+++ b/start-rest.sh
@@ -73,6 +73,6 @@
     status
     ;;
   *)
-    echo "Usage: $0 {start|stop|restart|status}"
+    echo "Usage: $0 {start|stop|status}"
     exit 1
 esac