Merge pull request #30 from ryaninhust/master

algorithm_final
view change
Merge branch 'master' of https://github.com/Krazylee/nox
Merge pull request #31 from houkanshan/master

显示调整
more roll
Merge pull request #32 from houkanshan/master

更多滚
改文案
roll hack
Merge pull request #33 from houkanshan/master

roll的限制
add smooth