[VERSION] Bump to 0.4.0 (#64)

Author: tqchen

NEWS.md

@@ -3,6 +3,20 @@ DLPack Change Log
 
 This file records the changes in DLPack in reverse chronological order.
 
+## v0.4
+
+- OpaqueHandle type
+- Complex support
+- Rename DLContext -> DLDevice
+  - This requires dependent frameworks to upgrade the type name.
+  - The ABI is backward compatible, as it is only change of constant name.
+
+## v0.3
+
+- Add bfloat16
+- Vulkan support
+
+
 ## v0.2
 - New device types
   - kDLMetal for Apple Metal device

include/dlpack/dlpack.h

@@ -13,7 +13,7 @@
 #endif
 
 /*! \brief The current version of dlpack */
-#define DLPACK_VERSION 030
+#define DLPACK_VERSION 040
 
 /*! \brief DLPACK_DLL prefix for windows */
 #ifdef _WIN32