Sqlite adapter's copy_table incorrectly attempts to recreate a primary key id (:id => true in the create_table) if an :id column is present, even if it isn't a primary_key.

This fix sets :id => false if there is an :id column, but it's not the primary_key.

Signed-off-by: Michael Koziarski <michael@koziarski.com>
[#1766 state:committed]

activerecord/test/schema/schema.rb

@@ -154,6 +154,11 @@ ActiveRecord::Schema.define do
     t.string :name
   end
 
+  create_table :goofy_string_id, :force => true, :id => false do |t|
+    t.string :id, :null => false
+    t.string :info
+  end
+
   create_table :items, :force => true do |t|
     t.column :name, :integer
   end