Typo.

Projects/ISSigTool.dpr

@@ -204,7 +204,7 @@ procedure ShowUsage;
 begin
   Writeln(ErrOutput, 'Usage:  issigtool [options] sign <filenames>');
   Writeln(ErrOutput, 'or to verify:  issigtool [options] verify <filenames>');
-  Writeln(ErrOutput, 'or to read generate private key:  issigtool [options] generate-private-key');
+  Writeln(ErrOutput, 'or to generate a private key:  issigtool [options] generate-private-key');
   Writeln(ErrOutput, 'Options:');
   Writeln(ErrOutput, '  --key-file=<filename> Specifies a key filename (overrides ISSIGTOOL_KEY_FILE environment variable)');
   Writeln(ErrOutput, '');