Update website styling, fix attribution & more... (h5bp#532)

*  Add contributors to README.md
*  Update package.json deps (there was a security alert before for an out-of-date dep)
*  Add a copy step to npm run contributors:generate into ./src/_data/contributors.json
*  Update "About" page with all relevant contributors, maintainers & history
*  Fix some styling of the website
*  Rearranged Questions navigation to reflect the order in the README.md
*  Update @darcyclarke as a contributor
*  Update @roblarsen as a contributor
*  Update @cezaraugusto as a contributor
*  Update @vvscode as a contributor

Author: darcyclarke

Diff for: .all-contributorsrc

@@ -2,7 +2,8 @@
   "projectName": "Front-end-Developer-Interview-Questions",
   "projectOwner": "h5bp",
   "files": [
-    "CONTRIBUTORS.md"
+    "CONTRIBUTORS.md",
+    "README.md"
   ],
   "imageSize": 120,
   "commit": true,
@@ -17,7 +18,10 @@
         "ideas",
         "doc",
         "infra",
-        "review"
+        "review",
+        "question",
+        "talk",
+        "maintenance"
       ]
     },
     {
@@ -934,7 +938,8 @@
       "profile": "http://htmlcssjavascript.com/",
       "contributions": [
         "ideas",
-        "review"
+        "review",
+        "maintenance"
       ]
     },
     {
@@ -945,7 +950,8 @@
       "contributions": [
         "ideas",
         "infra",
-        "review"
+        "review",
+        "maintenance"
       ]
     },
     {
@@ -955,8 +961,11 @@
       "profile": "https://www.linkedin.com/in/vvanchuk/",
       "contributions": [
         "ideas",
-        "review"
+        "review",
+        "maintenance"
       ]
     }
-  ]
+  ],
+  "repoType": "github",
+  "commitConvention": "none"
 }