Merge pull request #1 from ivanzhaowy/master

Add loginAsync() and test cases
Merge pull request #2 from ivanzhaowy/master

Mocha
Merge pull request #3 from ivanzhaowy/master

Polish
Merge pull request #4 from ivanzhaowy/master

Impelement APIs and UT.
Merge pull request #5 from ivanzhaowy/master

Bugfix
Merge branch 'root/master'
Merge pull request #6 from ivanzhaowy/master

Correct spelling.
Merge pull request #7 from ivanzhaowy/master

Add new API to reset password
Merge pull request #8 from ivanzhaowy/master

Login with thirdparty
Merge branch 'root/master'
Add checkCode API
Add platform filter to loginWithThirdParty
Merge pull request #9 from netputer/master

Update
Merge pull request #10 from ivanzhaowy/master

Decouple jQeury.Deferred and capacity with Zepto.
Update snappea-account-sdk.js
Merge pull request #11 from ivanzhaowy/master

Update photo numver regix
Merge branch 'root/master'
regAsync should return the same data structure as loginAsync
Reject when error not equal 0
Remove error code check in `checkUsernameAsync`