fix config naming and update bike db fields

db/migrate/20140312232550_add_fields_to_bike.rb

@@ -0,0 +1,13 @@
+class AddFieldsToBike < ActiveRecord::Migration
+  def change
+    add_column :bikes, :seat_tube_size, :float 
+    add_column :bikes, :top_tube_size, :float 
+    add_column :bikes, :log_number, :int
+    add_column :bikes, :purpose, :text
+    add_column :bikes, :mechanic, :text
+
+    remove_column :bikes, :repaired_by
+    remove_column :bikes, :sale
+    remove_column :bikes, :freecyclery
+  end
+end