diff --git a/app/models/contest.rb b/app/models/contest.rb
index edc252574..58dcb2ea7 100644
--- a/app/models/contest.rb
+++ b/app/models/contest.rb
@@ -24,7 +24,7 @@ class Contest < ActiveRecord::Base
   validates_length_of :description, :maximum => DESCRIPTION_LENGTH_LIMIT
   validates_presence_of :author_id, :name, :deadline
   validates_format_of :deadline, :with => /^[\d]{4}[-][\d]{1,2}[-][\d]{1,2}$/
-  validates_format_of :budget, :with => /^(\d+)$|^(\d+).([0-9]{2})|^(\d+).([0-9]{1})$/
+  # validates_format_of :budget, :with => /^(\d+)$|^(\d+).([0-9]{2})|^(\d+).([0-9]{1})$/
   validate :validate_user
   after_create :act_as_activity
 
diff --git a/db/migrate/20140327082704_change_created_at_of_contests_to_created_on.rb b/db/migrate/20140327082704_change_created_at_of_contests_to_created_on.rb
index 32d52d35a..07ac779c2 100644
--- a/db/migrate/20140327082704_change_created_at_of_contests_to_created_on.rb
+++ b/db/migrate/20140327082704_change_created_at_of_contests_to_created_on.rb
@@ -1,10 +1,10 @@
 class ChangeCreatedAtOfContestsToCreatedOn < ActiveRecord::Migration
-  def self.up
+  def up
     rename_column :contests, :created_at, :created_on
     rename_column :contests, :updated_at, :updated_on
   end
 
-  def self.down
+  def down
     rename_column :contests, :created_on, :created_at
     rename_column :contests, :updated_on, :updated_at 
   end
diff --git a/db/migrate/20140424022002_remove_budget_from_contests.rb b/db/migrate/20140424022002_remove_budget_from_contests.rb
new file mode 100644
index 000000000..8b19e428f
--- /dev/null
+++ b/db/migrate/20140424022002_remove_budget_from_contests.rb
@@ -0,0 +1,10 @@
+class RemoveBudgetFromContests < ActiveRecord::Migration
+  def self.up
+    change_column :contests, :budget, :string, :default => ""
+  end
+
+  def self.down
+    change_column :contests, :budget, :integer, :default => 0
+  end
+
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3918413f3..245460419 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 => 20140421044830) do
+ActiveRecord::Schema.define(:version => 20140424022002) do
 
   create_table "activities", :force => true do |t|
     t.integer "act_id",   :null => false
@@ -23,6 +23,15 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "activities", ["user_id", "act_type"], :name => "index_activities_on_user_id_and_act_type"
   add_index "activities", ["user_id"], :name => "index_activities_on_user_id"
 
+  create_table "apply_project_masters", :force => true do |t|
+    t.integer  "user_id"
+    t.string   "apply_type"
+    t.integer  "apply_id"
+    t.integer  "status"
+    t.datetime "created_at", :null => false
+    t.datetime "updated_at", :null => false
+  end
+
   create_table "attachments", :force => true do |t|
     t.integer  "container_id"
     t.string   "container_type", :limit => 30
@@ -62,6 +71,20 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
 
   add_index "auth_sources", ["id", "type"], :name => "index_auth_sources_on_id_and_type"
 
+  create_table "bak_mentioned", :primary_key => "Id", :force => true do |t|
+    t.string  "this_real_name",  :limit => 1000
+    t.integer "is_mentioned_in"
+    t.string  "context",         :limit => 2000
+  end
+
+  add_index "bak_mentioned", ["this_real_name", "is_mentioned_in"], :name => "name_mention", :length => {"this_real_name"=>900, "is_mentioned_in"=>nil}
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name"
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name_2"
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name_3", :length => {"this_real_name"=>900}
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name_4"
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name_5"
+  add_index "bak_mentioned", ["this_real_name"], :name => "this_real_name_6"
+
   create_table "biding_projects", :force => true do |t|
     t.integer  "project_id"
     t.integer  "bid_id"
@@ -101,6 +124,11 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "boards", ["last_message_id"], :name => "index_boards_on_last_message_id"
   add_index "boards", ["project_id"], :name => "boards_project_id"
 
+  create_table "categories", :primary_key => "Id", :force => true do |t|
+    t.integer "proj_id",         :default => 0, :null => false
+    t.text    "proj_categories"
+  end
+
   create_table "changes", :force => true do |t|
     t.integer "changeset_id",                               :null => false
     t.string  "action",        :limit => 1, :default => "", :null => false
@@ -179,14 +207,14 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
 
   create_table "contests", :force => true do |t|
     t.string   "name"
-    t.integer  "budget"
+    t.string   "budget",      :default => ""
     t.integer  "author_id"
     t.date     "deadline"
     t.string   "description"
     t.integer  "commit"
     t.string   "password"
-    t.datetime "created_on",  :null => false
-    t.datetime "updated_on",  :null => false
+    t.datetime "created_on",                  :null => false
+    t.datetime "updated_on",                  :null => false
   end
 
   create_table "courses", :force => true do |t|
@@ -265,6 +293,14 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "documents", ["created_on"], :name => "index_documents_on_created_on"
   add_index "documents", ["project_id"], :name => "documents_project_id"
 
+  create_table "eco_projects", :force => true do |t|
+    t.integer  "proj_id",        :default => 0, :null => false
+    t.integer  "eco_proj_id"
+    t.datetime "date_collected"
+  end
+
+  add_index "eco_projects", ["proj_id"], :name => "proj_id"
+
   create_table "enabled_modules", :force => true do |t|
     t.integer "project_id"
     t.string  "name",       :null => false
@@ -286,6 +322,137 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "enumerations", ["id", "type"], :name => "index_enumerations_on_id_and_type"
   add_index "enumerations", ["project_id"], :name => "index_enumerations_on_project_id"
 
+  create_table "events", :primary_key => "event_id", :force => true do |t|
+    t.string   "job_name"
+    t.datetime "event_time"
+    t.string   "event_type", :limit => 20
+  end
+
+  create_table "fm_article", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "article_title",  :limit => 16777215
+    t.text     "article_link",   :limit => 16777215
+    t.text     "article_time",   :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_article", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_bugtracker_link", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_bugtracker_link", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_datametric_link", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_datametric_link", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_dependency_link", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_dependency_link", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_download_link", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "download_link",  :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_download_link", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_heartbeat", :force => true do |t|
+    t.integer  "proj_id",                        :default => 0, :null => false
+    t.float    "popularity_score", :limit => 12
+    t.float    "vitality_score",   :limit => 12
+    t.integer  "subscription"
+    t.integer  "voting_score"
+    t.integer  "voting_count"
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_heartbeat", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_license", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_license", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_mailinglist_link", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_mailinglist_link", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_operating_system", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_operating_system", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_programming_language", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_programming_language", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_project_spotlight", :force => true do |t|
+    t.integer  "proj_id",                                    :default => 0, :null => false
+    t.text     "description",            :limit => 16777215
+    t.text     "project_name",           :limit => 16777215
+    t.text     "project_spotlight_link", :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_project_spotlight", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_release", :force => true do |t|
+    t.integer  "proj_id",                             :default => 0, :null => false
+    t.text     "description",     :limit => 16777215
+    t.text     "release_version", :limit => 16777215
+    t.text     "release_time",    :limit => 16777215
+    t.text     "release_tag",     :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_release", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_submit", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "submitter",      :limit => 16777215
+    t.text     "submitter_link", :limit => 16777215
+    t.text     "submit_time",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_submit", ["proj_id"], :name => "proj_id"
+
+  create_table "fm_summary", :force => true do |t|
+    t.integer  "proj_id",                            :default => 0, :null => false
+    t.text     "description",    :limit => 16777215
+    t.datetime "date_collected"
+  end
+
+  add_index "fm_summary", ["proj_id"], :name => "proj_id"
+
   create_table "forums", :force => true do |t|
     t.string   "name",                         :null => false
     t.string   "description",  :default => ""
@@ -518,6 +685,22 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "news", ["created_on"], :name => "index_news_on_created_on"
   add_index "news", ["project_id"], :name => "news_project_id"
 
+  create_table "no_uses", :force => true do |t|
+    t.integer  "user_id",     :null => false
+    t.string   "no_use_type"
+    t.integer  "no_use_id"
+    t.datetime "created_at",  :null => false
+    t.datetime "updated_at",  :null => false
+  end
+
+  create_table "ohloh_tagged", :force => true do |t|
+    t.integer  "proj_id",                       :default => 0, :null => false
+    t.string   "description",    :limit => 100,                :null => false
+    t.datetime "date_collected"
+  end
+
+  add_index "ohloh_tagged", ["proj_id"], :name => "proj_id"
+
   create_table "open_id_authentication_associations", :force => true do |t|
     t.integer "issued"
     t.integer "lifetime"
@@ -533,6 +716,19 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
     t.string  "salt",       :null => false
   end
 
+  create_table "open_source_projects", :force => true do |t|
+    t.string   "name"
+    t.text     "description"
+    t.integer  "commit_count",     :default => 0
+    t.integer  "code_line",        :default => 0
+    t.integer  "users_count",      :default => 0
+    t.date     "last_commit_time"
+    t.string   "url"
+    t.date     "date_collected"
+    t.datetime "created_at",                      :null => false
+    t.datetime "updated_at",                      :null => false
+  end
+
   create_table "praise_tread_caches", :force => true do |t|
     t.integer  "object_id",   :null => false
     t.string   "object_type"
@@ -612,6 +808,23 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "queries", ["project_id"], :name => "index_queries_on_project_id"
   add_index "queries", ["user_id"], :name => "index_queries_on_user_id"
 
+  create_table "relative_memos", :force => true do |t|
+    t.integer  "osp_id",                                :null => false
+    t.integer  "parent_id"
+    t.string   "subject",                               :null => false
+    t.text     "content",                               :null => false
+    t.integer  "author_id"
+    t.integer  "replies_count",      :default => 0
+    t.integer  "last_reply_id"
+    t.boolean  "lock",               :default => false
+    t.boolean  "sticky",             :default => false
+    t.boolean  "is_quote",           :default => false
+    t.datetime "created_at",                            :null => false
+    t.datetime "updated_at",                            :null => false
+    t.integer  "viewed_count_crawl", :default => 0
+    t.integer  "viewed_count_local", :default => 0
+  end
+
   create_table "repositories", :force => true do |t|
     t.integer "project_id",                  :default => 0,     :null => false
     t.string  "url",                         :default => "",    :null => false
@@ -764,6 +977,22 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
   add_index "tokens", ["user_id"], :name => "index_tokens_on_user_id"
   add_index "tokens", ["value"], :name => "tokens_value", :unique => true
 
+  create_table "tprojects", :force => true do |t|
+    t.string   "name",             :limit => 1000,     :default => "0"
+    t.text     "description",      :limit => 16777215
+    t.string   "commit_count",     :limit => 100,      :default => "0"
+    t.string   "code_line",        :limit => 100
+    t.string   "last_commit_time", :limit => 100
+    t.string   "url",              :limit => 1000
+    t.datetime "date_collected"
+    t.string   "created_at",       :limit => 100
+    t.string   "updated_at",       :limit => 100
+    t.integer  "proj_id",                                               :null => false
+    t.string   "user_count",       :limit => 100
+  end
+
+  add_index "tprojects", ["proj_id"], :name => "proj_id"
+
   create_table "trackers", :force => true do |t|
     t.string  "name",          :limit => 30, :default => "",    :null => false
     t.boolean "is_in_chlog",                 :default => false, :null => false
@@ -813,6 +1042,19 @@ ActiveRecord::Schema.define(:version => 20140421044830) do
 
   add_index "user_preferences", ["user_id"], :name => "index_user_preferences_on_user_id"
 
+  create_table "user_scores", :force => true do |t|
+    t.integer  "user_id",       :null => false
+    t.integer  "collaboration"
+    t.integer  "influence"
+    t.integer  "skill"
+    t.integer  "active"
+    t.datetime "created_at",    :null => false
+    t.datetime "updated_at",    :null => false
+    t.integer  "level"
+    t.integer  "file"
+    t.integer  "issue"
+  end
+
   create_table "user_statuses", :force => true do |t|
     t.integer  "changesets_count"
     t.integer  "watchers_count"