Merge branch 'release/0.3.1' into develop
Ensuring that the SHIPTONAME field is set
Merge pull request #8 from a-musing-moose/add_shiptoname

Ensuring that the SHIPTONAME field is set
Make cancel redirect temporary
Raise UnableToTakePayment exception on unsuccessful txn
Slight docs update on sandbox
Bump version to 0.3.2
Merge branch 'release/0.3.2'
Merge branch 'release/0.3.2' into develop
Merge branch 'develop'
Drop git-flow!
Catch ImportError if integration.py is missing

It is outside source control so won't be there necessarily.

Fixes #10
Include TENDER param when making a reference transaction

Fixes #5
update paypal express checkout documentation
Merge pull request #13 from joaoxsouls/master

update paypal express documentation
Upgrade dependencies
Add makefile for sandbox creation
Include default shipping charge in order total param

Previous version was failing to update the total amount when a list of
shipping methods was passed.

Fixes #14
Add coveralls support
Express success handler now creates an order payment event