fix names, tests passing

test/PullPayment.js

-contract('PullPaymentCapable', function(accounts) {
+contract('PullPaymentExample', function(accounts) {
 
   it("can't call asyncSend externally", function(done) {
     var ppc;
-    return PullPaymentCapableExample.new()
+    return PullPaymentExample.new()
       .then(function(ppc) {
         assert.isUndefined(ppc.asyncSend);
       })
@@ -12,7 +12,7 @@ contract('PullPaymentCapable', function(accounts) {
   it("can record an async payment correctly", function(done) {
     var ppce;
     var AMOUNT = 100;
-    return PullPaymentCapableExample.new()
+    return PullPaymentExample.new()
       .then(function(_ppce) {
         ppce = _ppce;
         ppce.callSend(accounts[0], AMOUNT)