Remove UniRx from package.json

Fixes

• Remove UniRx from package.json

Use GitHub version for UniRx

Changes

• Use GitHub version for UniRx

Use byte[] instead of IEnumerable<byte>

Changes

• #5 Use byte[] instead of IEnumerable<byte>

Initial version

Features

• ObservableUnityWebRequest
  • Create IObservable<T> instance using UnityWebRequest
  • Supported HTTP methods are: GET, POST, PUT, DELETE and HEAD
  • Supported fetch Objects are: string, byte[], Texture2D, AudioClip, AssetBundle
• Extension methods for UnityWebRequest
  • Provides extension methods SendWebRequestAsObservable()