v0.3.1 release

Author: fhunleth

CHANGELOG.md

@@ -1,16 +1,21 @@
 # Changelog
 
-## v0.1.0
+## v0.3.1
 
-Initial release to hex.
+* Bug fixes
+  * Build C source under the `_build` directory so that changing targets
+    properly rebuilds the C code as well as the Elixir code.
+
+## v0.3.0
+
+Print detected devices instead of an error.
 
 ## v0.2.0
 
 Minor text updates.
 
-Remove i2c_ from i2c_address and i2c_bus. 
+Remove i2c_ from i2c_address and i2c_bus.
 
-## v0.3.0
+## v0.1.0
 
-Print detected devices instead of an error.
- 
+Initial release to hex.

mix.exs

@@ -4,7 +4,7 @@ defmodule Circuits.I2C.MixProject do
   def project do
     [
       app: :circuits_i2c,
-      version: "0.4.0-dev",
+      version: "0.3.1",
       elixir: "~> 1.6",
       description: description(),
       package: package(),