Add wsdl2java plugin.
Add Okpaymock module
Merge pull request #61 from gotoalberto/task/106_okpaymock

Add okpaymock module
Make OkPayWebServiceClient endpoint configurable
Remove unneeded protocol constant override
Make BlockchainActor to retrieve chain height
Merge pull request #62 from sortega/task/override_endpoint

Make OkPayWebServiceClient endpoint configurable
Add lockTime field to OrderMatch
Make HandshakeArbiter to decide exchange lock time
Merge pull request #64 from sortega/bugfix/locktime

Fix ExchangeActor integration problem: where to get the locktime
Fix balance parsing.
Add OkPayService.
Fix wsdl skeleton generation.
Add OkPay Webservice test.
Introduce base class for SOAP integration tests.
Add okpay ‘account not found’ test.
Merge pull request #65 from gotoalberto/okpaymock

Introduce first OkPaymock test
Add ‘create account’ ‘retrieve balance’ and ‘destroy account’ on OkPaymock.
Make OkPayProcessorActorTest more robust
Refactor okpaymock module

 * Remove useless logging
 * Extract payment processor details to a model package
 * Use ActorPath instead of unsafe strings
 * Introduce FaultOr[T] type alias
 * Several renames and style fixes