diff --git a/.ruby-version b/.ruby-version
new file mode 100644
index 0000000..c82eec7
--- /dev/null
+++ b/.ruby-version
@@ -0,0 +1 @@
+1.9.3-p448
diff --git a/Gemfile b/Gemfile
index 6600488..5eaaf38 100644
--- a/Gemfile
+++ b/Gemfile
@@ -117,6 +117,6 @@ gem 'thinking-sphinx', '2.0.10'
 # Use unicorn as the app server
 # gem 'unicorn'
 # To use debugger
-gem 'debugger', :group => [:development]
-gem 'cheat', :group => [:development]
+# gem 'debugger', :group => [:development]
+# gem 'cheat', :group => [:development]
 
diff --git a/Gemfile.lock b/Gemfile.lock
index daa8538..4bc8257 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,8 +59,6 @@ GEM
       rack-test (>= 0.5.4)
       selenium-webdriver (~> 2.0)
       xpath (~> 1.0.0)
-    cheat (1.3.3)
-      pager (~> 1.0)
     childprocess (0.3.6)
       ffi (~> 1.0, >= 1.0.6)
     coderay (1.0.8)
@@ -71,14 +69,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.4.0)
-    columnize (0.3.6)
     daemons (1.1.9)
-    debugger (1.6.0)
-      columnize (>= 0.3.1)
-      debugger-linecache (~> 1.2.0)
-      debugger-ruby_core_source (~> 1.2.1)
-    debugger-linecache (1.2.0)
-    debugger-ruby_core_source (1.2.2)
     devise (2.1.2)
       bcrypt-ruby (~> 3.0)
       orm_adapter (~> 0.1)
@@ -131,7 +122,6 @@ GEM
     nokogiri (1.5.5)
     orm_adapter (0.4.0)
     ox (2.0.3)
-    pager (1.0.1)
     pdf-reader (1.3.3)
       Ascii85 (~> 1.0.0)
       afm (~> 0.2.0)
@@ -240,9 +230,7 @@ DEPENDENCIES
   cancan (>= 1.6.8)
   capistrano
   capybara
-  cheat
   coffee-rails (~> 3.2.1)
-  debugger
   devise (>= 2.1.2)
   figaro (>= 0.5.0)
   gon