added some text in welcome/index.html.erb
Merge branch 'y-eguchi' of github.com:YoshikiEguchi/kikan_system_01 into YoshikiEguchi-y-eguchi

Conflicts:
	app/views/welcome/index.html.erb
Merge pull request #11 from ychubachi/YoshikiEguchi-y-eguchi

Yoshiki eguchi y eguchi