Generate streaming code for Map

Is there a reason Map isn't Equalable?  java.util.Map requires an equals implementation, and it has
the same lack of guarantee of its values implementing equals.



git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@6201 542714f4-19e9-0310-aa3c-eee0fc999fb1

tests/src/as/com/threerings/io/StreamableTest.as

@@ -55,7 +55,9 @@ public class StreamableTest extends TestCase
             "ffff0024636f6d2e746872656572696e67732e696f2e415353747265616d61626c65537562736574" +
             "01000200000003000000000000000440a0000040180000000000000007080100036f6e6500010000" +
             "0003010001010000000301020301000000030000000100000002000000030000000100000003fffe" +
-            "00106a6176612e6c616e672e537472696e6700036f6e650002000374776f00020005746872656500");
+            "00106a6176612e6c616e672e537472696e6700036f6e650002000374776f00020005746872656500" +
+            "01000000030002000374776f0002000132000200036f6e6500020001310002000574687265650002" +
+            "00013300");
         var input:ObjectInputStream = new ObjectInputStream(javaData);
         var read :ASStreamableSubset = input.readObject(ASStreamableSubset);
         assertTrue(sub.equals(read));