bump version to 1.5.0

frontend/package.json

@@ -1,6 +1,6 @@
 {
     "name": "nginx-ui-frontend",
-    "version": "1.4.2",
+    "version": "1.5.0",
     "private": true,
     "scripts": {
         "serve": "vue-cli-service serve --port 8021",

frontend/version.json

@@ -1 +1 @@
-{"version":"1.4.2","build_id":1,"total_build":70}
+{"version":"1.5.0","build_id":1,"total_build":71}