don't use sudo

Gemfile.lock

@@ -120,8 +120,6 @@ GEM
     rest-client (1.6.7)
       mime-types (>= 1.16)
     ruby-graphviz (1.0.9)
-    rvm-capistrano (1.5.2)
-      capistrano (~> 2.15.4)
     sanitize (2.1.0)
       nokogiri (>= 1.4.4)
     sass (3.2.19)
@@ -178,7 +176,6 @@ DEPENDENCIES
   rb-readline
   redcarpet
   rest-client
-  rvm-capistrano
   sanitize
   sass-rails
   therubyracer

config/deploy.rb

@@ -27,8 +27,8 @@ namespace :deploy do
   end
 
   task :setup_config, roles: :app do
-    sudo "ln -nfs #{current_path}/config/nginx.conf /etc/nginx/sites-enabled/#{application}"
-    sudo "ln -nfs #{current_path}/config/unicorn_init.sh /etc/init.d/unicorn_#{application}"
+    "ln -nfs #{current_path}/config/nginx.conf /etc/nginx/sites-enabled/#{application}"
+    "ln -nfs #{current_path}/config/unicorn_init.sh /etc/init.d/unicorn_#{application}"
     run "mkdir -p #{shared_path}/config"
     put File.read("config/database.example.yml"), "#{shared_path}/config/database.yml"
     puts "Now edit the config files in #{shared_path}."