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-get-compile-dir.md

@@ -0,0 +1,23 @@
+getCompileDir()
+
+returns the directory where compiled templates are stored
+
+Description
+===========
+
+string
+
+getCompileDir
+
+
+    <?php
+
+    // get directory where compiled templates are stored
+    $compileDir = $smarty->getCompileDir();
+
+    ?>
+
+       
+
+See also [`setCompileDir()`](#api.set.compile.dir) and
+[`$compile_dir`](#variable.compile.dir).