fixed footer links

exampleSite/config.yaml

@@ -150,7 +150,10 @@ params:
     - link: https://bitbucket.org/#
       icon: bitbucket
     bulmalogo: true
-    product:
+    quicklinks:
+      column1:
+        title: "Product"
+        links:
         - text: Discover features
           link: /
         - text: Why choose our product?
@@ -161,7 +164,9 @@ params:
           link: /
         - text: Request features
           link: /
-    docs:
+      column2:
+        title: "Docs"
+        links:
         - text: Get started
           link: /
         - text: User guides
@@ -170,7 +175,9 @@ params:
           link: /
         - text: Developers
           link: /
-    blogroll:
+      column3:
+        title: "Blog"
+        links:
         - text: Latest news
           link: /
         - text: Tech articles