removed some gems I probably don't need

Gemfile

@@ -5,11 +5,8 @@ gem 'rails', '3.1.0'
 gem 'thin'
 gem 'pg'
 gem 'dalli'
-gem 'fog'
 gem 'km'
 
-gem 'devise'
-
 gem 'haml'
 gem 'jquery-rails'
 

Gemfile.lock

@@ -43,26 +43,10 @@ GEM
     coffee-script-source (1.1.2)
     daemons (1.1.4)
     dalli (1.1.2)
-    devise (1.4.5)
-      bcrypt-ruby (~> 3.0)
-      orm_adapter (~> 0.0.3)
-      warden (~> 1.0.3)
     erubis (2.7.0)
     eventmachine (0.12.10)
-    excon (0.6.6)
     execjs (1.2.6)
       multi_json (~> 1.0)
-    fog (0.9.0)
-      builder
-      excon (~> 0.6.1)
-      formatador (>= 0.1.3)
-      json
-      mime-types
-      net-scp (>= 1.0.4)
-      net-ssh (>= 2.1.4)
-      nokogiri (>= 1.4.4)
-      ruby-hmac
-    formatador (0.2.1)
     haml (3.1.3)
     heroku (2.7.0)
       launchy (>= 0.3.2)
@@ -74,7 +58,6 @@ GEM
     jquery-rails (1.0.14)
       railties (~> 3.0)
       thor (~> 0.14)
-    json (1.6.0)
     km (1.1.1)
     launchy (2.0.5)
       addressable (~> 2.2.6)
@@ -84,12 +67,7 @@ GEM
       treetop (~> 1.4.8)
     mime-types (1.16)
     multi_json (1.0.3)
-    net-scp (1.0.4)
-      net-ssh (>= 1.99.1)
-    net-ssh (2.2.1)
     newrelic_rpm (3.1.2)
-    nokogiri (1.5.0)
-    orm_adapter (0.0.5)
     pg (0.11.0)
     polyglot (0.3.2)
     rack (1.3.2)
@@ -122,7 +100,6 @@ GEM
     rdoc (3.9.4)
     rest-client (1.6.7)
       mime-types (>= 1.16)
-    ruby-hmac (0.4.0)
     rubyzip (0.9.4)
     sass (3.1.7)
     sass-rails (3.1.1)
@@ -149,17 +126,13 @@ GEM
     uglifier (1.0.3)
       execjs (>= 0.3.0)
       multi_json (>= 1.0.2)
-    warden (1.0.5)
-      rack (>= 1.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   coffee-rails (~> 3.1.0)
   dalli
-  devise
-  fog
   haml
   heroku
   jquery-rails