Upgraded rspec-rails to 4.0.0.beta2

Gemfile

@@ -52,7 +52,7 @@ group :development, :test, :mysql do
   gem "database_cleaner"
   gem "launchy"
   gem "poltergeist"
-  gem "rspec-rails"
+  gem "rspec-rails", '4.0.0.beta2' # 4/26/2019: LOCKED DOWN
   gem "test-unit"
 end
 

Gemfile.lock

@@ -249,14 +249,14 @@ GEM
     rspec-mocks (3.8.0)
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.8.0)
-    rspec-rails (3.8.2)
-      actionpack (>= 3.0)
-      activesupport (>= 3.0)
-      railties (>= 3.0)
-      rspec-core (~> 3.8.0)
-      rspec-expectations (~> 3.8.0)
-      rspec-mocks (~> 3.8.0)
-      rspec-support (~> 3.8.0)
+    rspec-rails (4.0.0.beta2)
+      actionpack (>= 4.2)
+      activesupport (>= 4.2)
+      railties (>= 4.2)
+      rspec-core (~> 3.8)
+      rspec-expectations (~> 3.8)
+      rspec-mocks (~> 3.8)
+      rspec-support (~> 3.8)
     rspec-support (3.8.0)
     rubocop (0.67.2)
       jaro_winkler (~> 1.5.1)
@@ -359,7 +359,7 @@ DEPENDENCIES
   rake
   rb-fsevent
   responders
-  rspec-rails
+  rspec-rails (= 4.0.0.beta2)
   rubocop-github
   ruby-prof
   sass-rails