Adding bike attribute tables migrations

db/migrate/20121205040400_create_bike_brands.rb

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+class CreateBikeBrands < ActiveRecord::Migration
+  def change
+    create_table :bike_brands do |t|
+      t.string "brand"
+      t.timestamps
+    end
+  end
+end

db/migrate/20121205040602_create_bike_models.rb

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+class CreateBikeModels < ActiveRecord::Migration
+  def change
+    create_table :bike_models do |t|
+      t.integer "bike_brand_id"
+      t.string "model"
+      t.timestamps
+    end
+  end
+end

db/migrate/20121205040829_create_bike_styles.rb

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+class CreateBikeStyles < ActiveRecord::Migration
+  def change
+    create_table :bike_styles do |t|
+      t.string "style"
+      t.timestamps
+    end
+  end
+end

db/migrate/20121205041000_create_bike_conditions.rb

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+class CreateBikeConditions < ActiveRecord::Migration
+  def change
+    create_table :bike_conditions do |t|
+      t.string "condition"
+      t.timestamps
+    end
+  end
+end