[fix] local submit for forms without explicit action url
[refactor] just logic order
[feature] let user prevent local post handler
[fix] using cached win.location
[fix] using location.href for local form submit
[feature] trying to process forms locally with normal submit fallback
[fix] initialize defaultPrevented form original event
[feature] update windows.location for old browsers
Merge pull request #3 from rma4ok/master

[fix] local submit for forms without explicit action url