[BUG] Return transaction on getpayment.
Merge pull request #70 from ripple/hotfix-get-payment

Hotfix get payment
Merge branch 'master' of github.com:ripple/ripple-rest
[BUG] Fix /v1/accounts/{:account}/payments/{:hash}
Merge branch 'master' of github.com:ripple/ripple-rest

Conflicts:
	lib/transactions-lib.js
[FIX] Validating account in getTransactionHelper causing error for GET /transactions