Add explanation to generated pages

Author: jugglinmike

pages/contribute.md

@@ -1,3 +1,7 @@
 { "title": "Contribute to JSHint", "url": "/contribute/", "template": "docs" }
 
+This page's content is sourced from [the JSHint project repository]({{
+urls.repo }}). If you spot an error, please [open an issue]({{ urls.newIssue
+}}) or (better yet) [make a pull request]({{ urls.newPullRequest }})!
+
 {{{ contributionGuidelines }}}

pages/options.html

@@ -2,9 +2,11 @@
 
 <h1>JSHint Options</h1>
 
-<p>This is a complete list of all configuration options accepted by JSHint. If you see something missing,
-you should either <a href="https://github.com/jshint/jshint/issues/new">file a bug</a> or
-<a href="mailto:[email protected]">email me</a>.</p>
+
+This page's content is sourced from <a href="{{ urls.repo }}">the JSHint
+project repository</a>. If you spot an error, please <a href="{{ urls.newIssue
+}}">open an issue</a> or (better yet) <a href="{{ urls.newPullRequest }}">make
+a pull request</a>!
 
 <h3><a class="anchor" href="#enforcing-options" name="enforcing-options">Enforcing options</a></h3>
 

plugins/variables.js

@@ -14,7 +14,12 @@ var contributing = fs.readFileSync(
 );
 var context = {
   contributionGuidelines: translateFencedCode(contributing),
-  version: pkg.version
+  version: pkg.version,
+  urls: {
+    repo: "https://github.com/jshint/jshint",
+    newIssue: "https://github.com/jshint/jshint/issues/new",
+    newPullRequest: "https://github.com/jshint/jshint/compare"
+  }
 };
 
 /**