Wrestler pool number is now saved in db. Pool number generation moved to it's own class.

db/migrate/20170301174920_add_pool_column.rb

@@ -0,0 +1,5 @@
+class AddPoolColumn < ActiveRecord::Migration
+  def change
+  	add_column :wrestlers, :pool, :integer
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160126173424) do
+ActiveRecord::Schema.define(version: 20170301174920) do
 
   create_table "delayed_jobs", force: :cascade do |t|
     t.integer  "priority",   default: 0, null: false
@@ -154,6 +154,7 @@ ActiveRecord::Schema.define(version: 20160126173424) do
     t.string   "criteria"
     t.boolean  "extra"
     t.decimal  "offical_weight"
+    t.integer  "pool"
   end
 
   add_index "wrestlers", ["weight_id"], name: "index_wrestlers_on_weight_id"