adds capistrano task to upload beta tester list

lib/capistrano/tasks/beta_testers.cap

@@ -0,0 +1,11 @@
+namespace :deploy do
+  desc "compiles assets locally then rsyncs"
+  task :beta_testers do
+    on roles(:app) do |role|
+      run_locally do
+        execute"rsync -av ./config/beta-testers.txt #{role.user}@#{role.hostname}:#{shared_path}/config/beta-testers.txt;"
+      end
+      "chmod -R 755 #{shared_path}/config/beta-testers.txt"
+    end
+  end
+end