remove some unnecessary files

.autotest

@@ -1,5 +0,0 @@
-Autotest.add_hook :initialize do |autotest|
-  %w{.git .svn .hg .DS_Store db log tmp vendor ._*}.each do |exception| 
-      autotest.add_exception(exception) 
-   end
-end

.procfile.sample

@@ -1,12 +0,0 @@
-###
-# .procfile example
-##
-# Move this file to .procfile and change the values
-# below to suit your needs.
-###
-
-# This specifies how many of each task to run
-concurrency: web=2,sidekiq=1
-
-# Define the port range to use, must be in multiples of 1000
-port: 3000

Capfile.sample

@@ -1,7 +0,0 @@
-# For help deploying via Capistrano, see this thread:
-# http://meta.discourse.org/t/deploy-discourse-to-an-ubuntu-vps-using-capistrano/6353
-
-load 'deploy' if respond_to?(:namespace)
-load 'deploy/assets'
-Dir['vendor/plugins/*/recipes/*.rb'].each { |plugin| load(plugin) }
-load 'config/deploy'