Rename version to 4.0.0.rc.1

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Haml Changelog
 
-## 3.2.0 (Unreleased)
+## 4.0.0 (Unreleased)
 
 * The Haml exectutable now accepts an `--autoclose` option. You can now
   specify a list of tags that should be autoclosed
@@ -107,6 +107,8 @@
 * It's now possible to use Rails's asset helpers inside the Sass and SCSS
   filters.
 
+* The Haml project now uses [semantic versioning](http://semver.org/).
+
 ## 3.1.6
 
 * In indented mode, don't reindent buffers that contain preserved tags, and

lib/haml/version.rb

@@ -1,3 +1,3 @@
 module Haml
-  VERSION = "3.2.0.rc.4"
+  VERSION = "4.0.0.rc.1"
 end