adds security fixes

Gemfile

@@ -25,3 +25,9 @@ end
 group :production do
   gem 'rails_12factor'
 end
+
+# Fixes
+gem 'loofah', '~> 2.2.1'
+gem 'rails-html-sanitizer', '~> 1.0.4'
+gem 'sprockets', '~> 3.7.2'
+

Gemfile.lock

@@ -39,17 +39,17 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     arel (8.0.0)
-    autoprefixer-rails (8.0.0)
+    autoprefixer-rails (8.6.4)
       execjs
-    bcrypt (3.1.11)
+    bcrypt (3.1.12)
     binding_of_caller (0.8.0)
       debug_inspector (>= 0.0.1)
     bootstrap-sass (3.3.7)
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
     builder (3.2.3)
-    byebug (10.0.0)
-    carrierwave (1.2.2)
+    byebug (10.0.2)
+    carrierwave (1.2.3)
       activemodel (>= 4.0.0)
       activesupport (>= 4.0.0)
       mime-types (>= 1.16)
@@ -66,29 +66,29 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.3)
+    crass (1.0.4)
     debug_inspector (0.0.3)
-    devise (4.4.1)
+    devise (4.4.3)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
-      railties (>= 4.1.0, < 5.2)
+      railties (>= 4.1.0, < 6.0)
       responders
       warden (~> 1.2.3)
-    erubi (1.7.0)
+    erubi (1.7.1)
     execjs (2.7.0)
-    ffi (1.9.21)
+    ffi (1.9.25)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
-    jquery-rails (4.3.1)
+    jquery-rails (4.3.3)
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    loofah (2.2.0)
+    loofah (2.2.2)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -104,8 +104,8 @@ GEM
     mini_portile2 (2.3.0)
     minitest (5.11.3)
     multi_json (1.13.1)
-    nio4r (2.2.0)
-    nokogiri (1.8.2)
+    nio4r (2.3.1)
+    nokogiri (1.8.3)
       mini_portile2 (~> 2.3.0)
     orm_adapter (0.5.0)
     pg (0.21.0)
@@ -115,9 +115,9 @@ GEM
     pry-byebug (3.6.0)
       byebug (~> 10.0)
       pry (~> 0.10)
-    puma (3.11.2)
-    rack (2.0.4)
-    rack-test (0.8.2)
+    puma (3.11.4)
+    rack (2.0.5)
+    rack-test (1.0.0)
       rack (>= 1.0, < 3)
     rails (5.1.5)
       actioncable (= 5.1.5)
@@ -134,8 +134,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging
@@ -148,13 +148,13 @@ GEM
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (11.3.0)
-    rb-fsevent (0.10.2)
+    rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
     responders (2.4.0)
       actionpack (>= 4.2.0, < 5.3)
       railties (>= 4.2.0, < 5.3)
-    sass (3.5.5)
+    sass (3.5.6)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)
@@ -167,7 +167,7 @@ GEM
       tilt (>= 1.1, < 3)
     spring (2.0.2)
       activesupport (>= 4.2)
-    sprockets (3.7.1)
+    sprockets (3.7.2)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
     sprockets-rails (3.2.1)
@@ -177,12 +177,12 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    turbolinks (5.1.0)
+    turbolinks (5.1.1)
       turbolinks-source (~> 5.1)
     turbolinks-source (5.1.0)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
-    uglifier (4.1.6)
+    uglifier (4.1.14)
       execjs (>= 0.3.0, < 3)
     warden (1.2.7)
       rack (>= 1.0)
@@ -204,15 +204,18 @@ DEPENDENCIES
   devise
   jbuilder (~> 2.0)
   jquery-rails
+  loofah (~> 2.2.1)
   mailboxer
   pg (~> 0.15)
   pry-byebug
   puma (~> 3.7)
   rails (= 5.1.5)
+  rails-html-sanitizer (~> 1.0.4)
   rails_12factor
   rake (~> 11.1, >= 11.1.2)
   sass-rails (~> 5.0)
   spring
+  sprockets (~> 3.7.2)
   turbolinks
   uglifier (>= 1.3.0)
   web-console (~> 2.0)