finished a todo
greasemonkey[github]: pull navToLogin() to a function
greasemonkey[github]: logout by submitting the logout form, not clicking the logout button
greasemonkey[github]: nav to the login screen after logging out to auto-re-login
greasemonkey[github]: small cleanup
greasegreasemonkey[github]: decrease timeout for re-login 200ms => 100ms
greasemonkey: update config