Renaming axios.d.ts to index.d.ts

package.json

@@ -71,7 +71,7 @@
   "browser": {
     "./lib/adapters/http.js": "./lib/adapters/xhr.js"
   },
-  "typings": "./axios.d.ts",
+  "typings": "./index.d.ts",
   "dependencies": {
     "follow-redirects": "1.0.0"
   }