Fix(dependencies) Update symbol-observable requirement to 1.0.2 (#1877)

Author: btd

package.json

@@ -65,7 +65,7 @@
     "lodash": "^4.2.1",
     "lodash-es": "^4.2.1",
     "loose-envify": "^1.1.0",
-    "symbol-observable": "^0.2.4"
+    "symbol-observable": "^1.0.2"
   },
   "devDependencies": {
     "babel-cli": "^6.3.15",