Use login/log in, signup/sign up and setup/set up consistently
Merge pull request #60 from auth0/terminology

Use login/log in, signup/sign up and setup/set up consistently
Bump auth0-js@4.3
Update signup tests
Release: 6.2.21
Update README.md
Add signupAutoLogin first attempt. Related #57 and auth0/widget#29
Add usernameFromEmail default to true for AD signin connections. Related #57
Update validate and submit methods. Make them part of the constructor and cleanup onsubmit event handler
Rename signupAutoLogin to loginAfterSignup
Add properly handling of callback if provided
Fix container check call
Update example/index.html
Rename usernameFromEmail option to defaultADUsernameFromEmail
Rename defaultADUsernameFromEmail to defaultADUsernameFromEmailPrefix
Bump auth0-js@5.0.0 and fix tests
Release: 6.3.0
Fix invoke of callback on password reset action
Remove missing console.logs
Add tests for callback call when password reset is succesful or not. Fix #62