sync with server
merge with server code
add manager
Merge branch 'master' of github.com:whitefoxx/wx
merge with master
add transaction to huace_handler and mobile.py
merge with master
Merge branch 'master' into dev
Merge branch 'master' of github.com:whitefoxx/wx
Merge branch 'master' of github.com:whitefoxx/wx
优化交互流程