Setting config to default folders for page includes as sitemap:false and readme update

Author: KeiranWDigital

_config.yml

@@ -1,4 +1,25 @@
 name: CodeWith
 url: "https://codewith.org.uk" # the base hostname & protocol for your site
 plugins:
-  - jekyll-sitemap
+  - jekyll-sitemap
+defaults:
+-
+  scope:
+    path: 'pages-people/'
+  values:
+    sitemap: false
+-
+  scope:
+    path: 'pages-activities/'
+  values:
+    sitemap: false
+- 
+  scope:
+    path: 'pages-resources/'
+  values:
+    sitemap: false
+-
+  scope:
+    path: 'pages-events/'
+  values:
+    sitemap: false