Fix ASControlNode mutation crash

Author: Rajinder Ramgarhia

AsyncDisplayKit.xcodeproj/project.pbxproj

@@ -1547,6 +1547,7 @@
 				058D09B9195D04C000B7D73C /* Frameworks */,
 				058D09BA195D04C000B7D73C /* Resources */,
 				3B9D88CDF51B429C8409E4B6 /* Copy Pods Resources */,
+				2AC85249A2221047409FABBB /* Embed Pods Frameworks */,
 			);
 			buildRules = (
 			);
@@ -1646,6 +1647,21 @@
 /* End PBXResourcesBuildPhase section */
 
 /* Begin PBXShellScriptBuildPhase section */
+		2AC85249A2221047409FABBB /* Embed Pods Frameworks */ = {
+			isa = PBXShellScriptBuildPhase;
+			buildActionMask = 2147483647;
+			files = (
+			);
+			inputPaths = (
+			);
+			name = "Embed Pods Frameworks";
+			outputPaths = (
+			);
+			runOnlyForDeploymentPostprocessing = 0;
+			shellPath = /bin/sh;
+			shellScript = "\"${SRCROOT}/Pods/Target Support Files/Pods-AsyncDisplayKitTests/Pods-AsyncDisplayKitTests-frameworks.sh\"\n";
+			showEnvVarsInLog = 0;
+		};
 		2E61B6A0DB0F436A9DDBE86F /* Check Pods Manifest.lock */ = {
 			isa = PBXShellScriptBuildPhase;
 			buildActionMask = 2147483647;

AsyncDisplayKit/ASControlNode.m

@@ -339,7 +339,7 @@ - (void)sendActionsForControlEvents:(ASControlNodeEvent)controlEvents withEvent:
   _ASEnumerateControlEventsIncludedInMaskWithBlock(controlEvents, ^
     (ASControlNodeEvent controlEvent)
     {
-      NSMapTable *eventDispatchTable = [_controlEventDispatchTable objectForKey:_ASControlNodeEventKeyForControlEvent(controlEvent)];
+      NSMapTable *eventDispatchTable = [[_controlEventDispatchTable objectForKey:_ASControlNodeEventKeyForControlEvent(controlEvent)] copy];
 
       // For each target interested in this event...
       for (id target in eventDispatchTable)