Removed some non-ANSI-C strftime format strings ("%F") and
locale-dependent formats ("%c") from NSE scripts and libraries.
C99-specified %F was noticed by Alex Weber
(http://seclists.org/nmap-dev/2013/q2/300)
Bitcoin library. The script bitcoin-info retrieves information about the
remote server, while the bitcoin-getaddr script retrieves a list of
discovered remote Bitcoin nodes. [Patrik]