Feature/add docs (#689)

* Add converted docs repo

* Set theme jekyll-theme-minimal

* Removed BC docs, added TOC

* Added TOCs, rewrote most important links in documentation. Linked README to new Github Pages site

* some link fixes

docs/programmers/api-functions/api-unregister-cacheresource.md

@@ -0,0 +1,28 @@
+unregisterCacheResource()
+
+dynamically unregister a CacheResource plugin
+
+Description
+===========
+
+void
+
+unregisterCacheResource
+
+string
+
+name
+
+Pass in the `name` of the CacheResource.
+
+
+    <?php
+
+    $smarty->unregisterCacheResource('mysql');
+
+    ?>
+
+       
+
+See also [`registerCacheResource()`](#api.register.cacheresource) and
+the [Custom CacheResource Implementation](#caching.custom) section.