Inline links in README
Add Code Climate badge
Assume response is a flat file if not XML

(Fixes #20)
Add support for creating and cancelling fulfillment outbound orders

Conflicts:
	lib/peddler/parser.rb
Update documentation
Fix accidentally disabled test
Incorporate code review feedback
Clean up variable names
Handle non-FBA accounts in integration tests
Fix failing test seed 46715
Merge from master