Merge pull request #81 from tzachs/master

Fixed NPE in BitBucketTriggerRunnable

src/main/java/com/cloudbees/jenkins/plugins/BitBucketTrigger.java

@@ -69,7 +69,7 @@ public void onPost(String triggeredByUser, final String payload, String branchNa
                         LOGGER,
                         triggeredByUser,
                         branchName,
-                        buildOnCreatedBranch
+                        buildOnCreatedBranch != null && buildOnCreatedBranch // buildOnCreatedBranch == null ? false : buildOnCreatedBranch to prevent NPE
                 )
         );
     }