fix for special chars in base path #1799

CHANGELOG.md

@@ -2,6 +2,7 @@
 ## mm/dd/2017
 
 1. [](#bugfix)
+    * Fix for base paths containing special characters [#1799](https://github.com/getgrav/grav/issues/1799)
     * Fix for `vundefined` error for version numbers in GPM [form#222](https://github.com/getgrav/grav-plugin-form/issues/222)
 
 # v1.4.0-beta.2

system/src/Grav/Common/Uri.php

@@ -301,7 +301,7 @@ class Uri
 
         $this->url = $this->base . $this->uri;
 
-        $uri = str_replace($this->root, '', $this->url);
+        $uri = str_replace(static::filterPath($this->root), '', $this->url);
 
         // remove the setup.php based base if set:
         $setup_base = $grav['pages']->base();