1.Download and Install msysgit.
Official Website:http://msysgit.github.com/
2.Download and Install TortoiseGit
Official Website:https://code.google.com/p/tortoisegit/downloads/list
3.Install Git plugin for Eclipse.
JGit Official Website:http://www.jgit.org/
JGit download address:http://www.eclipse.org/jgit/download/
EGit download address:http://www.eclipse.org/egit/download/
4.Install Git Plugin for VS.