Add some precheck if it's Quip form send, cause sometimes there is 2 or more
forms on one page and Quip reports empty fields even it's form not really send.
Fix tests on load captcha with user login. Old test used deprecated parameter
Fix tests with empty provider data: sometimes using NULL as default value
instead of default method parameter.
Signed-off-by: Egor Bolgov egor.b@fabricasaitov.ru