diff --git a/app/views/repositories/show.html.erb b/app/views/repositories/show.html.erb
index e06542cba..324dc6202 100644
--- a/app/views/repositories/show.html.erb
+++ b/app/views/repositories/show.html.erb
@@ -15,7 +15,7 @@
             版本库地址：<%= @repos_url %>
         <% else %>
             版本库地址：<%= h @repository.url %>
-        <% end %>
+        <% end %>-
         <!-- added by bai -->
         <div class="cl"></div>
       </div>
diff --git a/db/migrate/20151203072815_add_forked_from_project_id_to_projects.rb b/db/migrate/20151203072815_add_forked_from_project_id_to_projects.rb
new file mode 100644
index 000000000..f679eaecd
--- /dev/null
+++ b/db/migrate/20151203072815_add_forked_from_project_id_to_projects.rb
@@ -0,0 +1,5 @@
+class AddForkedFromProjectIdToProjects < ActiveRecord::Migration
+  def change
+    add_column :projects, :forked_from_project_id, :integer
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index c6ca6a0ce..886f233a8 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -11,7 +11,7 @@
 #
 # It's strongly recommended to check this file into your version control system.
 
-ActiveRecord::Schema.define(:version => 20151130033906) do
+ActiveRecord::Schema.define(:version => 20151203072815) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -543,23 +543,26 @@ ActiveRecord::Schema.define(:version => 20151130033906) do
   add_index "documents", ["created_on"], :name => "index_documents_on_created_on"
   add_index "documents", ["project_id"], :name => "documents_project_id"
 
-  create_table "dts", :force => true do |t|
-    t.string   "IPLineCode"
-    t.string   "Description"
-    t.string   "Num"
-    t.string   "Variable"
-    t.string   "TraceInfo"
-    t.string   "Method"
+  create_table "dts", :primary_key => "Num", :force => true do |t|
+    t.string   "Defect",        :limit => 50
+    t.string   "Category",      :limit => 50
     t.string   "File"
-    t.string   "IPLine"
-    t.string   "Review"
-    t.string   "Category"
-    t.string   "Defect"
-    t.string   "PreConditions"
-    t.string   "StartLine"
+    t.string   "Method"
+    t.string   "Module",        :limit => 20
+    t.string   "Variable",      :limit => 50
+    t.integer  "StartLine"
+    t.integer  "IPLine"
+    t.string   "IPLineCode",    :limit => 200
+    t.string   "Judge",         :limit => 15
+    t.integer  "Review",        :limit => 1
+    t.string   "Description"
+    t.text     "PreConditions", :limit => 2147483647
+    t.text     "TraceInfo",     :limit => 2147483647
+    t.text     "Code",          :limit => 2147483647
     t.integer  "project_id"
-    t.datetime "created_at",    :null => false
-    t.datetime "updated_at",    :null => false
+    t.datetime "created_at"
+    t.datetime "updated_at"
+    t.integer  "id",                                  :null => false
   end
 
   create_table "enabled_modules", :force => true do |t|
@@ -891,16 +894,6 @@ ActiveRecord::Schema.define(:version => 20151130033906) do
 
   add_index "journal_details", ["journal_id"], :name => "journal_details_journal_id"
 
-  create_table "journal_details_copy", :force => true do |t|
-    t.integer "journal_id",               :default => 0,  :null => false
-    t.string  "property",   :limit => 30, :default => "", :null => false
-    t.string  "prop_key",   :limit => 30, :default => "", :null => false
-    t.text    "old_value"
-    t.text    "value"
-  end
-
-  add_index "journal_details_copy", ["journal_id"], :name => "journal_details_journal_id"
-
   create_table "journal_replies", :id => false, :force => true do |t|
     t.integer "journal_id"
     t.integer "user_id"
@@ -970,6 +963,7 @@ ActiveRecord::Schema.define(:version => 20151130033906) do
     t.integer  "course_group_id",   :default => 0
   end
 
+  add_index "members", ["course_id"], :name => "index_members_on_course_id"
   add_index "members", ["project_id"], :name => "index_members_on_project_id"
   add_index "members", ["user_id", "project_id", "course_id"], :name => "index_members_on_user_id_and_project_id", :unique => true
   add_index "members", ["user_id"], :name => "index_members_on_user_id"
@@ -1303,27 +1297,28 @@ ActiveRecord::Schema.define(:version => 20151130033906) do
   end
 
   create_table "projects", :force => true do |t|
-    t.string   "name",             :default => "",    :null => false
+    t.string   "name",                   :default => "",    :null => false
     t.text     "description"
-    t.string   "homepage",         :default => ""
-    t.boolean  "is_public",        :default => true,  :null => false
+    t.string   "homepage",               :default => ""
+    t.boolean  "is_public",              :default => true,  :null => false
     t.integer  "parent_id"
     t.datetime "created_on"
     t.datetime "updated_on"
     t.string   "identifier"
-    t.integer  "status",           :default => 1,     :null => false
+    t.integer  "status",                 :default => 1,     :null => false
     t.integer  "lft"
     t.integer  "rgt"
-    t.boolean  "inherit_members",  :default => false, :null => false
+    t.boolean  "inherit_members",        :default => false, :null => false
     t.integer  "project_type"
-    t.boolean  "hidden_repo",      :default => false, :null => false
-    t.integer  "attachmenttype",   :default => 1
+    t.boolean  "hidden_repo",            :default => false, :null => false
+    t.integer  "attachmenttype",         :default => 1
     t.integer  "user_id"
-    t.integer  "dts_test",         :default => 0
+    t.integer  "dts_test",               :default => 0
     t.string   "enterprise_name"
     t.integer  "organization_id"
     t.integer  "project_new_type"
     t.integer  "gpid"
+    t.integer  "forked_from_project_id"
   end
 
   add_index "projects", ["lft"], :name => "index_projects_on_lft"