Added module documentation page to Guides

_about/modules.html → _guides/modules.html

@@ -1,7 +1,7 @@
 ---
-layout: page
-title: Modules
-permalink: /modules/
+layout: guide
+title: Module Documentation
+permalink: /guides/modules/
 ---
 
 <p>

guides.md

@@ -8,10 +8,10 @@ These guides walk you through ways of using CommunityRule. Want a guide on anoth
 
 **[Create your first rule]({% link _guides/first_rule.md %})**
 
+**[Module documentation]**({% link _guides/modules.html %})**
+
 **[Publish a Rule on CommunityRule]({% link _guides/publish_rule.md %})**
 
 **[Add a Rule to a software project's Git repository]({% link _guides/git_repo.md %})**
 
 **[Rules for Mutual Aid Groups]({% link _guides/mutual_aid.md %})**
-
-