reconnfigured submodule
sv1
added dstat
restrict screen startup for ssh connection
Merge branch 'master' of github.com:matsubo/matsu-shell-setting
updated gitconfig
Merge branch 'master' of github.com:matsubo/matsu-shell-setting
Merge branch 'master' of github.com:matsubo/matsu-shell-setting
Merge branch 'master' of github.com:matsubo/matsu-shell-setting

Conflicts:
	.gitmodules
	.zshrc
updated