修改项目的初始化，主要是OnDeviceSet方法，增加一个地球渲染对象

Signed-off-by: yhexie <yhlx125@163.com>
Merge branch 'master' of https://github.com/yhexie/RGeos.SlimScene

Conflicts:
	.gitignore
x86的Dll
使用ArcBall的bug修改

Signed-off-by: yhexie <yhlx125@163.com>