Fix build

Author: marcoacierno

gatsby-config.js

@@ -28,12 +28,6 @@ module.exports = {
         icon: `src/images/favicon.png`, // This path is relative to the root of the site.
       },
     },
-    {
-      resolve: 'gatsby-plugin-favicon',
-      options: {
-        logo: './src/images/favicon.png',
-      },
-    },
     `gatsby-transformer-yaml`,
     {
       resolve: `gatsby-source-filesystem`,
@@ -42,8 +36,5 @@ module.exports = {
       },
     },
     'gatsby-plugin-postcss',
-    // this (optional) plugin enables Progressive Web App + Offline functionality
-    // To learn more, visit: https://gatsby.dev/offline
-    // `gatsby-plugin-offline`,
   ],
 };

package.json

@@ -6,26 +6,25 @@
   "author": "Python Pizza",
   "dependencies": {
     "classnames": "^2.2.6",
-    "gatsby": "^2.5.5",
-    "gatsby-image": "^2.1.0",
-    "gatsby-plugin-favicon": "^3.1.6",
+    "gatsby": "^2.15.15",
+    "gatsby-image": "^2.2.19",
     "gatsby-plugin-manifest": "^2.2.16",
-    "gatsby-plugin-offline": "^2.1.1",
-    "gatsby-plugin-postcss": "^2.0.7",
+    "gatsby-plugin-offline": "^3.0.6",
+    "gatsby-plugin-postcss": "^2.1.7",
     "gatsby-plugin-react-helmet": "^3.1.7",
-    "gatsby-plugin-sharp": "^2.0.37",
+    "gatsby-plugin-sharp": "^2.2.22",
     "gatsby-source-filesystem": "^2.1.22",
     "gatsby-transformer-sharp": "^2.2.14",
-    "gatsby-transformer-yaml": "^2.1.12",
+    "gatsby-transformer-yaml": "^2.2.9",
     "postcss-custom-media": "^7.0.8",
     "postcss-nested": "^4.1.2",
     "prop-types": "^15.7.2",
-    "react": "^16.8.6",
+    "react": "^16.9.0",
     "react-dom": "^16.9.0",
     "react-helmet": "^5.2.1"
   },
   "devDependencies": {
-    "prettier": "^1.17.1"
+    "prettier": "^1.18.2"
   },
   "license": "MIT",
   "scripts": {