CHANGELOG in linner-0.6.3 vs CHANGELOG in linner-0.6.4

@@ -1,4 +1,8 @@
+v0.6.4
+  - copy task now support render and compress
+  - fix cache problem when same asset in different linner task
+
 v0.6.3
   - support sprite revision
 
 v0.6.2
   - fix bin-packing algo problem