Introduce Booths and Call for Booths to OSEM

db/migrate/20170606182954_create_call_for_booths.rb

@@ -0,0 +1,11 @@
+class CreateCallForBooths < ActiveRecord::Migration
+  def change
+    create_table :call_for_booths do |t|
+      t.date :start_date
+      t.date :end_date
+      t.integer :booth_limit
+
+      t.timestamps null: false
+    end
+  end
+end