add package json version property

package.json

 {
     "name": "karname-ui",
     "private": true,
+    "version": "0.0.0",
     "scripts": {
         "start": "meteor run",
         "test": "meteor test --once --driver-package meteortesting:mocha",
@@ -62,4 +63,4 @@
         "webpack-hot-middleware": "^2.25.0",
         "webpack-meteor-externals": "0.0.5"
     }
-}
+}
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