npm audit fix force

package.json

@@ -78,8 +78,8 @@
     "babel-plugin-transform-regenerator": "^6.26.0",
     "babel-preset-env": "^1.7.0",
     "babel-register": "^6.26.0",
-    "css-loader": "^0.28.9",
-    "cssnano": "^3.4.0",
+    "css-loader": "^2.1.1",
+    "cssnano": "^4.1.10",
     "eslint": "^3.9.1",
     "eslint-config-standard": "^6.2.1",
     "eslint-plugin-promise": "^3.3.1",
@@ -88,7 +88,7 @@
     "gulp": "^4.0.0",
     "gulp-concat": "^2.4.1",
     "gulp-if": "^2.0.0",
-    "gulp-imagemin": "~2.4.0",
+    "gulp-imagemin": "^5.0.3",
     "gulp-postcss": "^6.0.1",
     "gulp-rename": "^1.2.2",
     "gulp-sass": "^4.0.1",
@@ -98,7 +98,7 @@
     "istanbul": "~0.4.2",
     "less": "^3.0.4",
     "less-loader": "^4.1.0",
-    "mocha": "~2.4.5",
+    "mocha": "^6.1.4",
     "raw-loader": "~0.5.1",
     "should": "^8.2.2",
     "style-loader": "^0.20.2",