Introduce Booths and Call for Booths to OSEM

db/migrate/20170516190048_create_booths.rb

@@ -0,0 +1,14 @@
+class CreateBooths < ActiveRecord::Migration
+  def change
+    create_table :booths do |t|
+      t.string :title
+      t.text :description
+      t.text :reasoning
+      t.string :state
+      t.string :logo_link
+      t.integer :conference_id
+
+      t.timestamps null: false
+    end
+  end
+end

db/migrate/20170530112510_create_booth_requests.rb

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+class CreateBoothRequests < ActiveRecord::Migration
+  def change
+    create_table :booth_requests do |t|
+      t.references :booth, index: true, foreign_key: true
+      t.references :user, index: true, foreign_key: true
+      t.string :role
+
+      t.timestamps null: false
+    end
+  end
+end

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