fixup! chore(*): update Node.js from 8 to 12, update some dependencies

Author: mgol

package.json

@@ -22,7 +22,7 @@
     "angular-benchpress": "0.x.x",
     "benchmark": "1.x.x",
     "bootstrap": "3.1.1",
-    "browserstacktunnel-wrapper": "2.0.0",
+    "browserstacktunnel-wrapper": "2.0.4",
     "canonical-path": "0.0.2",
     "changez": "^2.1.1",
     "changez-angular": "^2.1.2",
@@ -62,18 +62,18 @@
     "jquery": "3.4.0",
     "jquery-2.1": "npm:jquery@2.1.4",
     "jquery-2.2": "npm:jquery@2.2.4",
-    "karma": "^3.1.4",
-    "karma-browserstack-launcher": "^1.3.0",
-    "karma-chrome-launcher": "^2.2.0",
-    "karma-edge-launcher": "^0.4.2",
-    "karma-firefox-launcher": "^1.1.0",
-    "karma-ie-launcher": "^1.0.0",
+    "karma": "4.4.1",
+    "karma-browserstack-launcher": "1.5.1",
+    "karma-chrome-launcher": "3.1.0",
+    "karma-edge-launcher": "0.4.2",
+    "karma-firefox-launcher": "1.2.0",
+    "karma-ie-launcher": "1.0.0",
     "karma-jasmine": "^1.1.2",
-    "karma-junit-reporter": "^1.2.0",
-    "karma-safari-launcher": "^1.0.0",
-    "karma-sauce-launcher": "^2.0.2",
-    "karma-script-launcher": "^1.0.0",
-    "karma-spec-reporter": "^0.0.32",
+    "karma-junit-reporter": "2.0.1",
+    "karma-safari-launcher": "1.0.0",
+    "karma-sauce-launcher": "2.0.2",
+    "karma-script-launcher": "1.0.0",
+    "karma-spec-reporter": "0.0.32",
     "load-grunt-tasks": "^3.5.0",
     "lodash": "~2.4.1",
     "log4js": "^0.6.27",