Update devDependencies and gems.

Gemfile.lock

@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.5.2)
+    addressable (2.6.0)
       public_suffix (>= 2.0.2, < 4.0)
     colorator (1.1.0)
     concurrent-ruby (1.1.4)
@@ -10,8 +10,8 @@ GEM
       http_parser.rb (~> 0.6.0)
     eventmachine (1.2.7)
     eventmachine (1.2.7-x64-mingw32)
-    ffi (1.9.25)
-    ffi (1.9.25-x64-mingw32)
+    ffi (1.10.0)
+    ffi (1.10.0-x64-mingw32)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
     i18n (0.9.5)
@@ -53,7 +53,7 @@ GEM
     rouge (3.3.0)
     ruby_dep (1.5.0)
     safe_yaml (1.0.4)
-    sass (3.7.2)
+    sass (3.7.3)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
       rb-fsevent (~> 0.9, >= 0.9.4)

package.json

@@ -33,7 +33,7 @@
   "license": "MIT",
   "dependencies": {},
   "devDependencies": {
-    "autoprefixer": "^9.4.2",
+    "autoprefixer": "^9.4.7",
     "btoa": "^1.2.1",
     "cross-env": "^5.2.0",
     "glob": "^7.1.3",
@@ -56,7 +56,7 @@
     "grunt-stylelint": "^0.10.1",
     "ip": "^1.1.5",
     "karma": "^3.1.3",
-    "karma-browserstack-launcher": "^1.3.0",
+    "karma-browserstack-launcher": "^1.4.0",
     "karma-chrome-launcher": "^2.2.0",
     "karma-detect-browsers": "^2.3.3",
     "karma-firefox-launcher": "^1.1.0",
@@ -64,7 +64,7 @@
     "load-grunt-tasks": "^4.0.0",
     "markdown-it": "^8.4.2",
     "qunitjs": "^1.23.1",
-    "replace-in-file": "^3.4.2",
+    "replace-in-file": "^3.4.3",
     "shelljs": "^0.8.3",
     "shx": "^0.3.2",
     "stylelint": "~9.6.0",