增加 dances.nativeExtend
增加 readME.md
add dances.json
add currying: dances.bind/bindBefore/bindAfter
add dances.stab/extend/merge unit-Test
change .md
## add
dances.debounce
dances.throttle
dances.loop

## refactor
jasmine structure for a better TestUnit
add dances.namespace
refactor lightly
改变开发模式:
拆分至小单元
使用 Grunt 打包发布
调整 build rules
refactor lightly
+ 标注必要注释
+ 调整格式, 美观生成后文件
Fix:  generator sourcesMap path is confused.