update list of contributors

... and to work around restrictions in new file handling

global-functions.rsc

@@ -559,10 +559,12 @@
 :set FileGet do={
   :local FileName [ :tostr $1 ];
 
-  :local FileVal false;
+  :local FileVal;
   :do {
     :set FileVal [ /file/get $FileName ];
-  } on-error={ }
+  } on-error={
+    :return false;
+  }
 
   :return $FileVal;
 }