remove thin and memcache event machine gem requirements

Gemfile

@@ -47,11 +47,8 @@ group :development_async do
 end
 
 group :production do
-  gem 'thin', '~> 1.2.7'
-
   gem 'mysql2'
-
-  gem 'memcache-client', '~> 1.8.5', :require => ['memcache', 'memcache/event_machine']
+  gem 'memcache-client', '~> 1.8.5', :require => 'memcache'
 end
 
 group :test do

Gemfile.lock

@@ -77,7 +77,6 @@ GEM
     closure-compiler (1.0.0)
     compass (0.10.6)
       haml (>= 3.0.4)
-    daemons (1.1.0)
     devise (1.1.5)
       bcrypt-ruby (~> 2.1.2)
       warden (~> 1.0.2)
@@ -159,10 +158,6 @@ GEM
       rack (~> 1.1)
       tilt (< 2.0, >= 1.2.2)
     swf_converter (0.0.3)
-    thin (1.2.7)
-      daemons (>= 1.0.9)
-      eventmachine (>= 0.12.6)
-      rack (>= 1.0.0)
     thor (0.14.6)
     tilt (1.3)
     treetop (1.4.9)
@@ -206,6 +201,5 @@ DEPENDENCIES
   right_aws (~> 2.1.0)
   rspec-rails (~> 2.0.0.beta.22)
   swf_converter (~> 0.0.3)
-  thin (~> 1.2.7)
   whenever (~> 0.6.2)
   will_paginate (~> 3.0.pre2)