RefundEscrow's events renamed (#1418)

* fixes #1414

(cherry picked from commit 844a96d0b9419f5057bcae018b2a1974f075bc9d)

contracts/payment/RefundEscrow.sol

@@ -11,7 +11,7 @@ import "./ConditionalEscrow.sol";
 contract RefundEscrow is ConditionalEscrow {
   enum State { Active, Refunding, Closed }
 
-  event Closed();
+  event RefundsClosed();
   event RefundsEnabled();
 
   State private _state;
@@ -57,7 +57,7 @@ contract RefundEscrow is ConditionalEscrow {
   function close() public onlyPrimary {
     require(_state == State.Active);
     _state = State.Closed;
-    emit Closed();
+    emit RefundsClosed();
   }
 
   /**

test/payment/RefundEscrow.test.js

@@ -54,7 +54,7 @@ contract('RefundEscrow', function ([_, primary, beneficiary, refundee1, refundee
       await shouldFail.reverting(this.escrow.close({ from: beneficiary }));
 
       const { logs } = await this.escrow.close({ from: primary });
-      expectEvent.inLogs(logs, 'Closed');
+      expectEvent.inLogs(logs, 'RefundsClosed');
     });
 
     context('closed state', function () {