lets try again...

sources_non_forked/ack.vim/Rakefile

@@ -0,0 +1,23 @@
+# Added by Josh Nichols, a.k.a. technicalpickles
+require 'rake'
+
+files = ['doc/ack.txt', 'plugin/ack.vim']
+
+desc 'Install plugin and documentation'
+task :install do
+  vimfiles = if ENV['VIMFILES']
+               ENV['VIMFILES']
+             elsif RUBY_PLATFORM =~ /(win|w)32$/
+               File.expand_path("~/vimfiles")
+             else
+               File.expand_path("~/.vim")
+             end
+  files.each do |file|
+    target_file = File.join(vimfiles, file)
+    FileUtils.mkdir_p File.dirname(target_file)
+    FileUtils.cp file, target_file
+
+    puts "  Copied #{file} to #{target_file}"
+  end
+
+end