no more lfs

Author: nakosung

README.md

@@ -27,8 +27,6 @@ Unreal.js is a plug-in which brings V8-powered Javascript into UnrealEngine4.
 
 ### Install and play
 - Make sure you have [UnrealEngine 4.10.4 canonical build](https://www.unrealengine.com/dashboard).
-- Install git-lfs first to download *.umap, *.uasset properly. (https://git-lfs.github.com/)
-- After installing `git-lfs`, `git clone https://github.com/ncsoft/Unreal.js`
 - Download [prebuilt UnrealJS plugin](https://github.com/ncsoft/Unreal.js/releases) and unzip into `Examples/Plugins/UnrealJS`.
 - `cd Examples/Content/Scripts && npm i` to install node.js packages which are required to run examples.
 - Open `Examples/JavascriptPlayground.uproject`