build: add git-semver-tags to dev dependencies (#806)

CaerusKaru · web-flow · commit a6b2960d18fc · 2018-07-25T11:16:19.000-05:00
diff --git a/package.json b/package.json
@@ -71,6 +71,7 @@
     "firebase-admin": "^5.11.0",
     "firebase-tools": "^3.18.6",
     "fs-extra": "^3.0.1",
+    "git-semver-tags": "^2.0.0",
     "glob": "^7.1.2",
     "google-closure-compiler": "20170409.0.0",
     "gulp": "^3.9.1",
