added serialization support for btCompoundShape, btCapsuleShapeX/Z, btCylinderShapeX,Z

make some serialization methods const
prepare for constraint serialization

src/LinearMath/btSerializer.h

@@ -268,18 +268,18 @@ public:
 
 			if (VOID_IS_8)
 			{
-//#if _WIN64
+#if _WIN64
 				initDNA((const char*)sBulletDNAstr64,sBulletDNAlen64);
-//#else
-//				btAssert(0);
-//#endif
+#else
+				btAssert(0);
+#endif
 			} else
 			{
-//#ifndef _WIN64
+#ifndef _WIN64
 				initDNA((const char*)sBulletDNAstr,sBulletDNAlen);
-//#else
-//				btAssert(0);
-//#endif
+#else
+				btAssert(0);
+#endif
 			}
 
 		}