Updated dependencies, package.json and fixed linting error

The versions of the dependencies listed in package.json were outdated
for the generator as well as the templates, this fixes that. It also
fixes a linting error in index.js.

Author: Nikhil-Vats

generators/app/index.js

@@ -153,6 +153,7 @@ function toCamelCase(aString) {
     } else {
       camelString += token[0].toUpperCase(); // Capitalize the first letter of other words
     }
+
     camelString += token.substring(1, token.length);
     return true;
   });

generators/app/templates/package.json

@@ -20,17 +20,17 @@
   "dependencies": {
   },
   "devDependencies": {
-    "express": "^4.16.3",
-    "less": "^3.8.1",
+    "express": "^4.17.1",
+    "less": "^3.9.0",
     "less-plugin-clean-css": "^1.5.1",
-    "webpack": "^4.16.5",
-    "webpack-cli": "^3.1.0",
-    "@babel/core": "^7.2.0",
-    "@babel/preset-env": "^7.2.0",
-    "babel-loader": "^8.0.4",
-    "css-loader": "^2.0.0",
-    "hybrids": "^1.5.0",
-    "raw-loader": "^0.5.1"
+    "webpack": "^4.32.2",
+    "webpack-cli": "^3.3.2",
+    "@babel/core": "^7.4.5",
+    "@babel/preset-env": "^7.4.5",
+    "babel-loader": "^8.0.6",
+    "css-loader": "^2.1.1",
+    "hybrids": "^3.0.2",
+    "raw-loader": "^2.0.0"
   },
   "sniper": {
     "buildJS": [