将引号统一修改为单引号
Merge pull request #327 from diguage/master

将引号统一修改为单引号
修改文案

`几分后`应为`几分钟后`，这样更符合中文语法吧。
但个人认为`稍后`更好，来自用户QQ的反馈
Merge pull request #328 from jasl/patch-2

修改文案
Adding flash to etag cache key to make sure it will disappear when page reloaded.
Merge pull request #332 from songjiayang/master

Adding flash to etag cache key to make sure notice/alert message will disappear after page reloaded
微调颜色;
支持Topic编辑
Merge pull request #339 from suffering/patch-1

支持Topic编辑
全站正文格式统一成 markdown-body，并微调细节;
@, floor 颜色微调;
CSS name from _ to -
Rails 4.0.5
GoTop 样式微调;
.reply 用 clearfix 修复行高;
Fix #322 & Test
conside delete replies when reply via ajax
Use JS to fix #334
Merge pull request #341 from zlx/bugfix/322

Fix #322 & Test
Add new space between floor num and 楼