Add CPFastEnumeration support for CPEnumerator.

Reviewed by me.

Foundation/CPArray.j

@@ -55,6 +55,11 @@
     return [_array objectAtIndex:_index];
 }
 
+- (int)countByEnumeratingWithState:(id)aState objects:(id)objects count:(id)aCount
+{
+    return [_array countByEnumeratingWithState:aState objects:objects count:aCount];
+}
+
 @end
 
 /* @ignore */

Foundation/CPEnumerator.j

@@ -56,4 +56,11 @@
     return [];
 }
 
+
+- (int)countByEnumeratingWithState:(id)aState objects:(id)objects count:(id)aCount
+{
+    // This is pretty terrible, but what do you expect.
+    return [[self allObjects] countByEnumeratingWithState:aState objects:objects count:aCount];
+}
+
 @end