Added 'global' to the list of special namespace names indicating global space and adding namespace resolution to the param tags 'getType()' method

src/phpDocumentor/Reflection/DocBlock.php

@@ -330,7 +330,7 @@ class DocBlock implements \Reflector
         }
 
         $namespace = '';
-        if ($this->namespace != 'default') {
+        if ($this->namespace != 'default' && $this->namespace != 'global') {
             $namespace = rtrim($this->namespace, '\\') . '\\';
         }
 

src/phpDocumentor/Reflection/DocBlock/Tag/ParamTag.php

@@ -79,7 +79,7 @@ class ParamTag extends Tag
      */
     public function getType()
     {
-        return $this->type;
+        return $this->docblock->expandType($this->type);
     }
 
     /**