Update all non-major dependencies

package.json

@@ -17,31 +17,31 @@
   ],
   "dependencies": {
     "@dailybruin/gatsby-source-kerckhoff": "1.1.1",
-    "@dailybruin/lux": "1.9.3",
-    "@types/react": "16.7.18",
+    "@dailybruin/lux": "1.15.0",
+    "@types/react": "16.9.11",
     "emotion": "9.2.12",
     "emotion-server": "9.2.12",
-    "gatsby": "2.0.89",
+    "gatsby": "2.18.1",
     "gatsby-plugin-emotion": "2.0.7",
-    "gatsby-plugin-google-analytics": "2.0.9",
-    "gatsby-plugin-manifest": "2.0.13",
-    "gatsby-plugin-react-helmet": "3.0.5",
-    "gatsby-plugin-typescript": "2.0.3",
-    "gatsby-plugin-typography": "2.2.5",
+    "gatsby-plugin-google-analytics": "2.1.28",
+    "gatsby-plugin-manifest": "2.2.29",
+    "gatsby-plugin-react-helmet": "3.1.15",
+    "gatsby-plugin-typescript": "2.1.19",
+    "gatsby-plugin-typography": "2.3.17",
     "gatsby-source-published-google-sheets": "1.0.2",
     "normalize.css": "8.0.1",
-    "react": "16.7.0",
-    "react-dom": "16.7.0",
+    "react": "16.12.0",
+    "react-dom": "16.12.0",
     "react-emotion": "9.2.12",
-    "react-helmet": "5.2.0",
-    "react-player": "^1.13.0",
+    "react-helmet": "5.2.1",
+    "react-player": "1.14.1",
     "react-plyr": "^2.2.0",
-    "react-typography": "0.16.18",
+    "react-typography": "0.16.19",
     "react-video": "^1.5.3",
-    "slugify": "1.3.4",
-    "typography": "0.16.18"
+    "slugify": "1.3.6",
+    "typography": "0.16.19"
   },
   "devDependencies": {
-    "prettier": "1.15.3"
+    "prettier": "1.19.1"
   }
 }