Add blueprints and a navigation bar snippet for generating a primary navigation bar of pages.

blueprints/fields/link-location.yml

@@ -0,0 +1,24 @@
+type: fields
+
+fields:
+  linkLocation:
+    label: Link Location
+    type: select
+    options:
+      type: query
+      query: site.linkLocations.toStructure
+      text: "{{ item.description }}"
+      value: "{{ item.location }}"
+  linkIndex:
+    label: Link Position
+    type: number
+    min: 1
+    default: 10
+  linkText:
+    label: Link Text
+    help: Custom link text to use instead of the title.
+    type: text
+  linkIcon:
+    label: Link Icon
+    help: Font Awesome icon that is used for the link text.
+    type: text