add cypress

package.json

@@ -46,8 +46,8 @@
     "eslint-plugin-import": "^2.14.0",
     "glob": "^7.1.3",
     "inquirer": "^6.2.1",
-    "lerna": "^3.4.3",
-    "mocha": "^6.0.0",
+    "lerna": "^3.13.2",
+    "mocha": "^6.1.3",
     "mocha-chrome": "^2.0.0",
     "node-sass": "^4.9.4",
     "rollup": "^1.1.0",
@@ -59,5 +59,8 @@
     "rollup-plugin-replace": "^2.1.0",
     "rollup-plugin-svgo": "^1.0.1",
     "rollup-plugin-uglify": "^6.0.0"
+  },
+  "devDependencies": {
+    "cypress": "^3.2.0"
   }
 }