Initial commit
init commit: fork from http://weibosdk.codeplex.com/
version: 21410
author: Xuanchenlin(http://www.codeplex.com/site/users/view/Xuanchenlin)
fix source control setting. remove packages.config
remove .net 2.0 and 3.5 version.
Revert "remove .net 2.0 and 3.5 version."

This reverts commit 6671c46a6a883c022b4110c76d911853be77a2fb.
dev branch.
fix solution version number.
remove .DS_Store
remove .DS_Store