git config --add user.email you@example.com
It is recommended to install [[notepad++]], and use this as an commit message editor, so you won't have line ending mis-matchin windows. #Windows
git config --add core.editor "notepad++"
#Linux
git config --add core.editor "nano"
git config --add core.editor "gedit"
git config --add core.editor "vim"
#Optional, if you want to synchronize to your github account