Merge pull request #1 from h87kg/test

Add README
Merge pull request #1 from h87kg/test

Add README
add update pwd api and application class, changed some method
Merge remote-tracking branch 'upstream/master'
Login, register and password reset models
Merge pull request #2 from h87kg/master

Login, register and password reset modules
Merge pull request #3 from h87kg/login

Login, register and password reset modules
added the find password api in resetpassword fragment and presenter
add project documents
update api documents
update new api documents
Add request and response
Refactor request with param, response with result
Rename some variables
Extract StringPostRequest to handle the post request
Replace class StringPostRequest with method createPostRequest
Merge pull request #4 from h87kg/login

Refactor http post request
implemt the upload image api, you can find the demo in the TestFragmentPresent class
implement the db model and interface
Add Info center module, and refactor register, reset password.