Merge pull request #102 from shagun30/dirty

taxes field of surcharge modified
Now admin can mark an order as canceled.
Ading search field and limiting number of results on a page.
Merge pull request #104 from jasvir99/dirty

Now admin can mark an order as canceled.
Removing depreciation warning. In Django 1.8, forms without "exclude"
attribute is not allowed.
Merge pull request #105 from jasvir99/dirty

Removing depreciation warning. In Django 1.8, forms without "exclude" attribute is not allowed.
Merge remote-tracking branch 'upstream/dirty' into dirty