added max results to accountOffersExercised
max results for accountsCreated
max results on accountTransactions
max results on accountTransactionStats
max results on accountTrust
disable currencyBalances
max results for exchangeRates
max results for issuerCapitalization
max pairs for issuerCapitalization
bug fix
max results for ledgersClosed
max results for offers
max results on offersExercised
max results for valueSent