Merge A2A branch with master

Author: Olga Zdančuka

lib/TransactPRO/Gate/Builders/ChargeDataBuilder.php

@@ -19,7 +19,5 @@ public function build()
     protected function checkData()
     {
         $this->checkMandatoryField('init_transaction_id');
-        $this->checkMandatoryField('cc');
-        $this->checkMandatoryField('expire');
     }
 }

lib/TransactPRO/Gate/GateClient.php

@@ -27,7 +27,6 @@
 use TransactPRO\Gate\Builders\InitRecurrentP2PDataBuilder;
 use TransactPRO\Gate\Builders\InitRecurrentB2PDataBuilder;
 use TransactPRO\Gate\Builders\InitRecurrentA2ADataBuilder;
-
 use TransactPRO\Gate\Builders\MakeHoldDataBuilder;
 use TransactPRO\Gate\Builders\RefundDataBuilder;
 use TransactPRO\Gate\Builders\StatusRequestDataBuilder;

tests/TransactPRO/Gate/Builders/ChargeDataBuilderTest.php

@@ -22,8 +22,6 @@ public function getMandatoryFields()
     {
         return array(
             array('init_transaction_id'),
-            array('cc'),
-            array('expire'),
         );
     }