diff --git a/config/application.rb b/config/application.rb
index fc19faf49..90cc299c6 100644
--- a/config/application.rb
+++ b/config/application.rb
@@ -70,11 +70,9 @@ module RedmineApp
     config.action_view.sanitized_allowed_tags = 'div', 'p', 'span', 'img', 'embed'
 
     config.before_initialize do
-      puts "before initialize"
     end
 
     config.after_initialize do
-      puts "after initialize"
     end
 
     if File.exists?(File.join(File.dirname(__FILE__), 'additional_environment.rb'))
diff --git a/db/schema.rb b/db/schema.rb
index 9c874b3e8..8cc69e7f1 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 => 20150917022239) do
+ActiveRecord::Schema.define(:version => 20150930011457) do
 
   create_table "activities", :force => true do |t|
     t.integer  "act_id",                                  :null => false
@@ -575,6 +575,8 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.integer  "viewed"
     t.datetime "created_at",         :null => false
     t.datetime "updated_at",         :null => false
+    t.string   "secret_key"
+    t.integer  "status"
   end
 
   create_table "forums", :force => true do |t|
@@ -619,11 +621,11 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.text     "description"
     t.date     "publish_time"
     t.date     "end_time"
-    t.integer  "homework_type", :default => 1
+    t.integer  "homework_type",    :default => 1
     t.string   "late_penalty"
     t.integer  "course_id"
-    t.datetime "created_at",                   :null => false
-    t.datetime "updated_at",                   :null => false
+    t.datetime "created_at",                      :null => false
+    t.datetime "updated_at",                      :null => false
     t.integer  "teacher_priority", :default => 1
   end
 
@@ -668,8 +670,8 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.text     "input"
     t.text     "output"
     t.integer  "homework_common_id"
-    t.datetime "created_at",                        :null => false
-    t.datetime "updated_at",                        :null => false
+    t.datetime "created_at",         :null => false
+    t.datetime "updated_at",         :null => false
     t.integer  "result"
     t.text     "error_msg"
   end
@@ -783,16 +785,6 @@ ActiveRecord::Schema.define(:version => 20150917022239) 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"
@@ -911,6 +903,7 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.datetime "updated_on",                       :null => false
     t.boolean  "locked",        :default => false
     t.integer  "sticky",        :default => 0
+    t.integer  "reply_id"
   end
 
   add_index "messages", ["author_id"], :name => "index_messages_on_author_id"
@@ -1318,8 +1311,8 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
 
   create_table "student_work_tests", :force => true do |t|
     t.integer  "student_work_id"
-    t.datetime "created_at",       :null => false
-    t.datetime "updated_at",       :null => false
+    t.datetime "created_at",                     :null => false
+    t.datetime "updated_at",                     :null => false
     t.integer  "status",          :default => 9
     t.text     "results"
     t.text     "src"
@@ -1335,8 +1328,8 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.float    "student_score"
     t.float    "teaching_asistant_score"
     t.integer  "project_id",                                    :default => 0
-    t.datetime "created_at",                                                   :null => false
-    t.datetime "updated_at",                                                   :null => false
+    t.datetime "created_at",                                                       :null => false
+    t.datetime "updated_at",                                                       :null => false
     t.integer  "late_penalty",                                  :default => 0
     t.integer  "absence_penalty",                               :default => 0
     t.float    "system_score",                                  :default => 0.0
@@ -1376,6 +1369,7 @@ ActiveRecord::Schema.define(:version => 20150917022239) do
     t.datetime "created_at",  :null => false
     t.datetime "updated_at",  :null => false
     t.text     "description"
+    t.string   "subject"
   end
 
   create_table "taggings", :force => true do |t|