Update rspec-rails from 3.3.3 to 3.4.2.

This allows the removal of the monkey patch from this commit: 47ff1c56

It'll also make it slightly easier to upgrade to 3.5.0 later.

Changelog: https://github.com/rspec/rspec-rails/blob/master/Changelog.md#340--2015-11-11

Gemfile

@@ -269,7 +269,7 @@ group :development, :test do
 
   gem 'database_cleaner',   '~> 1.4.0'
   gem 'factory_girl_rails', '~> 4.6.0'
-  gem 'rspec-rails',        '~> 3.3.0'
+  gem 'rspec-rails',        '~> 3.4.0'
   gem 'rspec-retry'
   gem 'spinach-rails',      '~> 0.2.1'
   gem 'spinach-rerun-reporter', '~> 0.0.2'

Gemfile.lock

@@ -662,29 +662,29 @@ GEM
       chunky_png
     rqrcode-rails3 (0.1.7)
       rqrcode (>= 0.4.2)
-    rspec (3.3.0)
-      rspec-core (~> 3.3.0)
-      rspec-expectations (~> 3.3.0)
-      rspec-mocks (~> 3.3.0)
-    rspec-core (3.3.2)
-      rspec-support (~> 3.3.0)
-    rspec-expectations (3.3.1)
+    rspec (3.4.0)
+      rspec-core (~> 3.4.0)
+      rspec-expectations (~> 3.4.0)
+      rspec-mocks (~> 3.4.0)
+    rspec-core (3.4.4)
+      rspec-support (~> 3.4.0)
+    rspec-expectations (3.4.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.3.0)
-    rspec-mocks (3.3.2)
+      rspec-support (~> 3.4.0)
+    rspec-mocks (3.4.1)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.3.0)
-    rspec-rails (3.3.3)
+      rspec-support (~> 3.4.0)
+    rspec-rails (3.4.2)
       actionpack (>= 3.0, < 4.3)
       activesupport (>= 3.0, < 4.3)
       railties (>= 3.0, < 4.3)
-      rspec-core (~> 3.3.0)
-      rspec-expectations (~> 3.3.0)
-      rspec-mocks (~> 3.3.0)
-      rspec-support (~> 3.3.0)
+      rspec-core (~> 3.4.0)
+      rspec-expectations (~> 3.4.0)
+      rspec-mocks (~> 3.4.0)
+      rspec-support (~> 3.4.0)
     rspec-retry (0.4.5)
       rspec-core
-    rspec-support (3.3.0)
+    rspec-support (3.4.1)
     rubocop (0.38.0)
       parser (>= 2.3.0.6, < 3.0)
       powerpack (~> 0.1)
@@ -1011,7 +1011,7 @@ DEPENDENCIES
   responders (~> 2.0)
   rouge (~> 1.10.1)
   rqrcode-rails3 (~> 0.1.7)
-  rspec-rails (~> 3.3.0)
+  rspec-rails (~> 3.4.0)
   rspec-retry
   rubocop (~> 0.38.0)
   ruby-fogbugz (~> 0.2.1)
@@ -1058,4 +1058,4 @@ DEPENDENCIES
   wikicloth (= 0.8.1)
 
 BUNDLED WITH
-   1.11.2
+   1.12.1

spec/spec_helper.rb

@@ -51,10 +51,4 @@ FactoryGirl::SyntaxRunner.class_eval do
   include RSpec::Mocks::ExampleMethods
 end
 
-# Work around a Rails 4.2.5.1 issue
-# See https://github.com/rspec/rspec-rails/issues/1532
-RSpec::Rails::ViewRendering::EmptyTemplatePathSetDecorator.class_eval do
-  alias_method :find_all_anywhere, :find_all
-end
-
 ActiveRecord::Migration.maintain_test_schema!