Added myself to blank-permission

[SVN r24151]

more/blanket-permission.txt

@@ -32,3 +32,4 @@ Jeff Garland (jeff - at - crystalclearsoftware.com) (see Boost list post of July
 Thorsten Jørgen Ottosen (nesotto - at - cs.auc.dk)
 Daryle Walker (darylew - at - hotmail.com)
 Toon Knapen (toon dot knapen - at - fft.be)
+Pavol Droba (droba -at- topmail.sk)