Move to using memory-tar-create

package.json

@@ -44,13 +44,12 @@
     "do-bulma": "git+https://github.com/do-community/do-bulma.git",
     "do-vue": "git+https://github.com/do-community/do-vue.git",
     "escape-html": "^1.0.3",
-    "gzip-js": "^0.3.2",
+    "memory-tar-create": "0.0.2",
     "pretty-checkbox-vue": "^1.1.9",
     "prismjs": "^1.20.0",
     "qs": "^6.9.4",
     "simple-js-sha2-256": "^1.0.7",
     "string-similarity": "^4.0.1",
-    "tarts": "^1.0.0",
     "vue": "^2.6.11",
     "vue-select": "^3.10.3"
   },