Update packages

Author: AryanJ-NYC

package-lock.json

@@ -6,26 +6,26 @@
   "author": "Aryan Jabbari <aryanjabbari@gmail.com>",
   "dependencies": {
     "axios": "^0.18.0",
-    "gatsby": "^2.4.3",
-    "gatsby-image": "^2.0.40",
+    "gatsby": "^2.4.4",
+    "gatsby-image": "^2.0.41",
     "gatsby-plugin-layout": "^1.0.15",
-    "gatsby-plugin-manifest": "^2.0.29",
-    "gatsby-plugin-offline": "^2.0.25",
+    "gatsby-plugin-manifest": "^2.1.1",
+    "gatsby-plugin-offline": "^2.1.0",
     "gatsby-plugin-react-helmet": "^3.0.12",
     "gatsby-plugin-sharp": "^2.0.37",
     "gatsby-plugin-typescript": "^2.0.13",
-    "gatsby-source-filesystem": "^2.0.31",
-    "gatsby-transformer-sharp": "^2.1.18",
+    "gatsby-source-filesystem": "^2.0.33",
+    "gatsby-transformer-sharp": "^2.1.19",
     "prop-types": "^15.7.2",
     "react": "^16.8.6",
     "react-dom": "^16.8.6",
-    "react-helmet": "^5.2.0",
+    "react-helmet": "^5.2.1",
     "remark-external-links": "^4.0.0",
     "styled-components": "^4.2.0"
   },
   "devDependencies": {
     "gatsby-theme-docz": "^1.2.0",
-    "prettier": "^1.17.0"
+    "prettier": "^1.17.1"
   },
   "keywords": [
     "gatsby",