created Rakefile to easily build .AdiumMessageStyle packages

Rakefile

@@ -0,0 +1,16 @@
+require "rubygems"
+require "fileutils"
+
+$BUILD_DIR = "_build"
+
+task :build do
+  FileUtils.mkdir($BUILD_DIR) if !File.exist?($BUILD_DIR)
+  Dir.glob("*/").map { |dir| dir.chop }.each do |dir|
+    if dir != $BUILD_DIR
+      target = "#{$BUILD_DIR}/#{dir}.AdiumMessageStyle"
+      FileUtils.remove_dir(target) if File.exist?(target)
+      FileUtils.cp_r(dir, target)
+    end
+  end
+  
+end