Bump version to v0.4 (#70)

* Bump version to v0.4

Author: Javad Amiri

CHANGELOG.md

@@ -0,0 +1,34 @@
+0.4.0 (2021-05-17)
+===
+
+* Fixes a bug where benchmarks failed randomly due to duplicate edges
+* Switches to our new OpenJDK fork (`11.0.11+6-mmtk`) which is based-on [OpenJDK-11 update repo](https://github.com/openjdk/jdk11u.git)
+* Adds style checks
+* Cleans up some unused code
+* Updates to mmtk-core 0.4.0
+
+
+0.3.0 (2021-04-01)
+===
+
+* Supports the `marksweep` plan in mmtk-core.
+* Supports fastpath for object barrier (used in `gencopy`).
+* Supports finalization
+* Supports runtime plan selection (through the environment variable `MMTK_PLAN`)
+* Updates to mmtk-core 0.3.0
+
+
+0.2.0 (2020-12-18)
+===
+
+* Supports the `gencopy` plan in mmtk-core.
+* Fixes a bug for incorrect heap boundary check.
+* Updated to mmtk-core 0.2.0.
+
+
+0.1.0 (2020-11-04)
+===
+
+* Supports the following plans from mmtk-core:
+  * NoGC
+  * SemiSpace

mmtk/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "mmtk_openjdk"
-version = "0.3.0"
+version = "0.4.0"
 authors = [" <>"]
 
 [lib]
@@ -20,7 +20,7 @@ lazy_static = "1.1"
 # - change branch
 # - change repo name
 # But other changes including adding/removing whitespaces in commented lines may break the CI.
-mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "33fba23b7d845fe904ae8c43a91e7475a301c505" }
+mmtk = { git = "https://github.com/mmtk/mmtk-core.git", rev = "e4d5b4f34578dffa1dad5be537a0e47f80d3ba60" }
 # Uncomment the following to build locally
 # mmtk = { path = "../repos/mmtk-core" }