Trim trailing whitespace. Just one occassion: first comment line in [LangOptions].

Files/Default.isl

@@ -9,7 +9,7 @@
 ; two periods being displayed).
 
 [LangOptions]
-; The following three entries are very important. Be sure to read and 
+; The following three entries are very important. Be sure to read and
 ; understand the '[LangOptions] section' topic in the help file.
 LanguageName=English
 LanguageID=$0409