Change js interface

src/index.js

 const RNFetchBlob:RNFetchBlobNative = NativeModules.RNFetchBlob
 
 emitter.addListener("RNFetchBlobMessage", (e) => {
-  console.log(e)
+
   if(e.event === 'warn') {
     console.warn(e.detail)
   }

src/types.js

   // open file stream
   readStream : (
     path:string,
-    encode: 'utf8' | 'ascii' | 'base64'
+    encode:'utf8' | 'ascii' | 'base64'
   ) => void,
   // get system folders
   getEnvironmentDirs : (dirs:any) => void,