Fixed typo in invoice object.  Customer was set to
same json field as Closed.  Changed it to json:customer.
Added statement description to charge object
Merge pull request #29 from Attendly/master

Added statement description to charge object
fixing plan_test.go invalid currency lowercase
Merge pull request #31 from wfreeman/master

fixing plan_test.go invalid currency lowercase
Merge pull request #24 from tdburke/master

Fixed typo in invoice object.
- add ListN and List for customer's subscriptions; - add google appengine support
add List and ListN for Credit Cards of one customer
enable create credit card using token
Add event struct
Add Object field in entity structures.
Merge branch 'master' of https://github.com/jiangjin/go.stripe

Conflicts:
	charge.go