* add doc

* remove useless doc

* change as request

* remove private

* add doc

* add docs index

* add todo & desprate

* change function order

* add \n

* code clean

* code clean

* recover contact order

* recover order

* change ignore & `

* change as request

* change Gender

* add overloading method declaration & change mstType

Fixed: replace 'document.domain' with 'location.hostname' since front one sometimes lose subdomain name (#770)