that was painful but managed to install gauntlt. Turns out you need to revert to minitest 4 (not 5, for the love of humantiy, not 5). Also, added rspec (not sure that did anything). Lastly, aruba and gauntlt. So, we now have a dir explicitly for attack files.

Gemfile.lock

@@ -29,6 +29,10 @@ GEM
       i18n (= 0.6.1)
       multi_json (~> 1.0)
     arel (3.0.2)
+    aruba (0.5.3)
+      childprocess (>= 0.3.6)
+      cucumber (>= 1.1.1)
+      rspec-expectations (>= 2.7.0)
     bcrypt-ruby (3.0.1)
     brakeman (1.9.5)
       erubis (~> 2.6)
@@ -44,6 +48,8 @@ GEM
     builder (3.0.4)
     bundler-audit (0.1.2)
       bundler (~> 1.2)
+    childprocess (0.3.9)
+      ffi (~> 1.0, >= 1.0.11)
     coderay (1.0.9)
     coffee-rails (3.2.2)
       coffee-script (>= 2.2.0)
@@ -52,6 +58,12 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.6.2)
+    cucumber (1.3.2)
+      builder (>= 2.1.2)
+      diff-lcs (>= 1.1.3)
+      gherkin (~> 2.12.0)
+      multi_json (~> 1.3)
+    diff-lcs (1.2.4)
     em-websocket (0.5.0)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.5.3)
@@ -60,9 +72,16 @@ GEM
     execjs (1.4.0)
       multi_json (~> 1.0)
     fastercsv (1.5.5)
+    ffi (1.9.0)
     foreman (0.62.0)
       thor (>= 0.13.6)
     formatador (0.2.4)
+    gauntlt (1.0.5)
+      cucumber
+      nokogiri (~> 1.5.0)
+      trollop
+    gherkin (2.12.0)
+      multi_json (~> 1.3)
     guard (1.7.0)
       formatador (>= 0.2.4)
       listen (>= 0.6.0)
@@ -101,8 +120,9 @@ GEM
       treetop (~> 1.4.8)
     method_source (0.8.1)
     mime-types (1.22)
-    minitest (5.0.2)
+    minitest (4.7.5)
     multi_json (1.7.2)
+    nokogiri (1.5.10)
     polyglot (0.3.3)
     powder (0.2.0)
       thor (>= 0.11.5)
@@ -139,6 +159,17 @@ GEM
     rb-fsevent (0.9.3)
     rdoc (3.12.2)
       json (~> 1.4)
+    rspec-core (2.14.4)
+    rspec-expectations (2.14.0)
+      diff-lcs (>= 1.1.3, < 2.0)
+    rspec-mocks (2.14.2)
+    rspec-rails (2.14.0)
+      actionpack (>= 3.0)
+      activesupport (>= 3.0)
+      railties (>= 3.0)
+      rspec-core (~> 2.14.0)
+      rspec-expectations (~> 2.14.0)
+      rspec-mocks (~> 2.14.0)
     ruby2ruby (2.0.3)
       ruby_parser (~> 3.1)
       sexp_processor (~> 4.0)
@@ -167,6 +198,7 @@ GEM
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)
+    trollop (2.0)
     tzinfo (0.3.37)
     uglifier (2.0.1)
       execjs (>= 0.3.0)
@@ -180,21 +212,24 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  aruba
   bcrypt-ruby
   brakeman
   bundler-audit
   coffee-rails (~> 3.2.1)
   foreman
+  gauntlt
   guard-brakeman
   guard-livereload
   guard-shell
   jquery-fileupload-rails
   jquery-rails
-  minitest
+  minitest (~> 4.0)
   powder
   rack-livereload
   rails (= 3.2.13)
   rb-fsevent
+  rspec-rails
   sass-rails (~> 3.2.3)
   sqlite3
   uglifier (>= 1.0.3)