Add options to build and start tfw separatly

hack/tfw.sh

@@ -49,7 +49,7 @@ build_and_run_backend()
     run_backend
 }
 
-start_tfw()
+build_and_start_tfw()
 {
     trap 'exit' INT TERM
     trap 'kill 0' EXIT
@@ -58,17 +58,28 @@ start_tfw()
     wait
 }
 
+start_tfw()
+{
+    trap 'exit' INT TERM
+    trap 'kill 0' EXIT
+    run_frontend & run_backend
+    wait
+}
+
 case $1 in
-    start)
-        start_tfw
+    buildtfw)
+        build_baseimage
     ;;
     build)
         build_backend
     ;;
-    buildtfw)
-        build_baseimage
+    start)
+        start_tfw
+    ;; 
+    buildstart)
+        build_and_start_tfw
     ;;
     *)
-        echo "Usage: tfw.sh [start|build|buildtfw]"
+        echo "Usage: tfw.sh [buildtfw|build|start|buildstart]"
     ;;
 esac