Update rails dependency to version 4.0.2

Gemfile

@@ -23,6 +23,10 @@ group :assets do
   gem 'uglifier'
 end
 
+group :development do
+  gem 'debugger'
+end
+
 group :development, :test do
   gem 'pry'
   gem 'pry-debugger', :platforms => :mri_19

Gemfile.lock

@@ -1,25 +1,25 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    actionmailer (4.0.1)
-      actionpack (= 4.0.1)
+    actionmailer (4.0.2)
+      actionpack (= 4.0.2)
       mail (~> 2.5.4)
-    actionpack (4.0.1)
-      activesupport (= 4.0.1)
+    actionpack (4.0.2)
+      activesupport (= 4.0.2)
       builder (~> 3.1.0)
       erubis (~> 2.7.0)
       rack (~> 1.5.2)
       rack-test (~> 0.6.2)
-    activemodel (4.0.1)
-      activesupport (= 4.0.1)
+    activemodel (4.0.2)
+      activesupport (= 4.0.2)
       builder (~> 3.1.0)
-    activerecord (4.0.1)
-      activemodel (= 4.0.1)
+    activerecord (4.0.2)
+      activemodel (= 4.0.2)
       activerecord-deprecated_finders (~> 1.0.2)
-      activesupport (= 4.0.1)
+      activesupport (= 4.0.2)
       arel (~> 4.0.0)
     activerecord-deprecated_finders (1.0.3)
-    activesupport (4.0.1)
+    activesupport (4.0.2)
       i18n (~> 0.6, >= 0.6.4)
       minitest (~> 4.2)
       multi_json (~> 1.3)
@@ -74,7 +74,7 @@ GEM
       tilt
     hike (1.2.3)
     http_accept_language (2.0.0)
-    i18n (0.6.5)
+    i18n (0.6.8)
     interception (0.3)
     jquery-rails (3.0.4)
       railties (>= 3.0, < 5.0)
@@ -120,13 +120,13 @@ GEM
       rack (~> 1.3)
     rack-test (0.6.2)
       rack (>= 1.0)
-    rails (4.0.1)
-      actionmailer (= 4.0.1)
-      actionpack (= 4.0.1)
-      activerecord (= 4.0.1)
-      activesupport (= 4.0.1)
+    rails (4.0.2)
+      actionmailer (= 4.0.2)
+      actionpack (= 4.0.2)
+      activerecord (= 4.0.2)
+      activesupport (= 4.0.2)
       bundler (>= 1.3.0, < 2.0)
-      railties (= 4.0.1)
+      railties (= 4.0.2)
       sprockets-rails (~> 2.0.0)
     rails_12factor (0.0.2)
       rails_serve_static_assets
@@ -147,9 +147,9 @@ GEM
       sass-rails (~> 4.0)
     rails_serve_static_assets (0.0.1)
     rails_stdout_logging (0.0.3)
-    railties (4.0.1)
-      actionpack (= 4.0.1)
-      activesupport (= 4.0.1)
+    railties (4.0.2)
+      actionpack (= 4.0.2)
+      activesupport (= 4.0.2)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.1.0)
@@ -206,6 +206,7 @@ PLATFORMS
 DEPENDENCIES
   arel
   coveralls
+  debugger
   devise
   fastercsv
   geokit