1，解决git中英文500错误

2.解决编辑器输入样式邮件显示异常问题

app/controllers/git_usage_controller.rb

@@ -1,6 +1,6 @@
 #added by baiyu
 class GitUsageController < ApplicationController
-  layout "base_projects"
+  layout "new_base"
   def ch_usage
     
   end

app/views/mailer/send_for_user_activities.html.erb

@@ -49,7 +49,7 @@
                               :style => "color:#2E8DD7; float:left;display:block; margin-right:5px; margin-left:5px;  overflow:hidden; white-space: nowrap; text-overflow:ellipsis;"%>
                   <span class="wmail_txt" style="float:left; margin-right:5px;color:#ACAEB1;"><%= l(:label_project_notice_reply) %></span>
 
-                  <%= link_to truncate(course_news_comment.comments.html_safe,length: 30,omission: '...'), news_url(course_news_comment.commented,:token => @token.value),
+                  <%= link_to truncate(l(:label_course_notice_point),length: 30,omission: '...'), news_url(course_news_comment.commented,:token => @token.value),
                               :class => 'wmail_info',
                               :style => "color:#2E8DD7;float:left; font-weight:normal;margin-right:5px; display:block;overflow:hidden; white-space: nowrap; text-overflow:ellipsis;"
                   %>
@@ -342,7 +342,7 @@
                               :style => "color:#2E8DD7; float:left;display:block; margin-right:5px; margin-left:5px;  overflow:hidden; white-space: nowrap; text-overflow:ellipsis;"%>
                   <span class="wmail_txt" style="float:left; margin-right:5px;color:#ACAEB1;"><%= l(:lable_project_mail_notice_reply) %></span>
 
-                  <%= link_to truncate(project_news_comment.comments.html_safe,length: 30,omission: '...'), news_url(project_news_comment.commented,:token => @token.value),
+                  <%= link_to truncate(l(:lable_project_notice_point),length: 30,omission: '...'), news_url(project_news_comment.commented,:token => @token.value),
                               :class => 'wmail_info',
                               :style => "color:#2E8DD7;float:left; font-weight:normal;margin-right:5px; display:block;overflow:hidden; white-space: nowrap; text-overflow:ellipsis;" %>
                   <span class="wmail_date" style="color:#6e6e6e; float:left;display:block; margin-left:40px;"><%= format_time(project_news_comment.created_on) %></span>

config/locales/zh.yml

@@ -784,6 +784,8 @@ zh:
   label_project_newshare: "分享了"
   label_project_notice: "发布了通知："
   label_project_notice_reply: "回复了通知："
+  label_course_notice_point: "通知有了新的回复！"
+  lable_project_notice_point: "新闻有了新的回复！"
   label_project_mail_notice: "发布了新闻："
   lable_project_mail_notice_reply: "回复了新闻："
   label_project_issue: "发布了问题："