Add pingtest function.
Add pingtest function.

tkruse/dotfiles,tkruse/dotfiles,cowboy/dotfiles,ricardorsierra/dotfiles,ricardorsierra/dotfiles,ricardorsierra/dotfiles,ricardorsierra/dotfiles,drzax/dotfiles,jesperronn/cowboy-dotfiles,ekilmer/dotfiles,junjizhi/dotfiles-1,austinrivas/dotfiles,austinrivas/dotfiles,ekilmer/dotfiles,whizzzkid/dotfiles,junjizhi/dotfiles-1,CodisRedding/dotfiles,jesperronn/cowboy-dotfiles,whizzzkid/dotfiles,drzax/dotfiles,ekilmer/dotfiles,cowboy/dotfiles,unicell/dotfiles,cowboy/dotfiles,CodisRedding/dotfiles,whizzzkid/dotfiles,unicell/dotfiles,CodisRedding/dotfiles,unicell/dotfiles,unicell/dotfiles,whizzzkid/dotfiles,jesperronn/cowboy-dotfiles,jesperronn/cowboy-dotfiles,cowboy/dotfiles,junjizhi/dotfiles-1,junjizhi/dotfiles-1,CodisRedding/dotfiles,drzax/dotfiles