编译chm时排除 `images/*`
Merge remote-tracking branch 'doyoe/master'
与瑶姐同步readme
解决chm中多出的404.htm
Merge remote-tracking branch 'doyoe/master'

Conflicts:
	css.chm
IE下背景消失
Merge pull request #9 from gucong3000/master

chm编译工具小幅度更新