Add my name

[SVN r21130]

more/blanket-permission.txt

@@ -2,4 +2,5 @@ The following people hereby grant permission to apply the Boost
 Software License, Version 1.0 to all contributions made to the Boost
 group. The new license is allowed to replace all former licenses.
 
+Beman Dawes (bdawes@acm.org)
 Daniel Frey (d.frey -at- gmx.de, daniel.frey -at- aixigo.de)