Merge remote-tracking branch 'remotes/current/modules/rel_mod_pdfDocumentsFull' into dev_initial

# Conflicts:
#	Application/views/tpl/documents/inc/header.tpl
#	Application/views/tpl/documents/invoice/includingFiles/pdfHeader.tpl
#	Application/views/tpl/documents/invoice/invoice.tpl
#	Modules/out/src/pdfStyling.css
#	metadata.php

Application/Model/AbstractClasses/pdfdocumentsGeneric.php

@@ -207,10 +207,18 @@ abstract class pdfdocumentsGeneric extends Base implements genericInterface
     {
         // forced filename from setFilename()
         if ($this->filename) {
-            return $this->addFilenameExtension($this->filename);
+            return $this->addFilenameExtension(
+                $this->makeValidFileName(
+                    $this->filename
+                )
+            );
         }
 
-        return $this->addFilenameExtension($this->getTypeForFilename());
+        return $this->addFilenameExtension(
+            $this->makeValidFileName(
+                $this->getTypeForFilename()
+            )
+        );
     }
 
     /**