Add wallet recovery from mnemonic function (#1439)

Add wallet recovery from mnemonic function (#1439)

* Add wallet recovery from mnemonic function

* Fix test error

* Add getCurrentContractIndex func

* Fix review bug

* Add CreateBatchAddresses func

* Fix review bug

* Opz code logic

* Fix test error

* Fix review bug

* Fix review bug

* Opz code logic

* Fix code format err

* Fix code format err

* Fix code format err

* Fix format err

* Del unused parameter

* Opz code logic

* Fix bug

* Change paramter name

* Opz code logic

* Del unused code

* Add recovery mgr trylock/unlock

* Opz code logic

* Opz code format

* Opz code format

* Add test file

* Opz code logic

* Fix test file err

* Opz code logic

* Fix contract index not updated err

* Opz code logic

* Opz code logic

* Fix test error

* Opz code format

* Opz code logic

* Fix review bug

* Fix review bug

* Fix review bug

* Fix account nil bug

* Add test case

TestRecoveryFromXPubs
TestRecoveryByRescanAccount