修改range与selection
add enterTag plugin and Util.js, remove extend.js
rm extend.js
tree travse
Merge branch 'master' of http://10.210.132.20:8080/git/~luying1/SinaEditor
修改range与selection
合并remote代码
dom && range fixed
grunt
Merge branch 'liuluying'
grunt
traversTree
Merge branch 'gaolei'
app.js
Merge branch 'master' into liuluying
remove getIndexByChild