Bump version

Disasm · Disasm · commit 6c82b0ae4c7d · 2019-01-24T17:20:50.000+03:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "riscv"
-version = "0.3.0"
+version = "0.4.0"
 repository = "https://github.com/rust-embedded/riscv"
 authors = ["David Craven <david@craven.ch>"]
 categories = ["embedded", "hardware-support", "no-std"]
