Sign Up page: Update visual design
From design#100 (closed)
Signup looks like this:
but should look like this, except that "password" should be "passphrase":
If entered passphrase doesn't meet minimum requirements, display a concise error message describing those requirements (in our standard error message style) below the passphrase field, e.g. "For security, we require your passphrase to have at least 9 characters."
If entered email doesn't validate, display a concise error message below the email field: "Valid email address required."