elfldr changelog

• add patches for fw 13.50
• add command line args:

     -p PORT    Bind the socket server to the given PORT (default: 9021)
     -q         Do not send an on-screen notification when the server starts

• rebuild with latest sdk
• add kernel ptrace patches for fw 5.00, 5.01, 5.03, 5.07, 5.52 and 60.

• add support for firmwares 4.XX
• add support for URI payloads with command line arguments (file:/, http:// and https://)

• accept SELF payloads on the same port as ELF payloads (9021)
• add _start prelude that ensures the stack is properly aligned
• add offsets for firmware 13.04

• make sure the stack is aligned
• add offsets for 13.02

• avoid stack problems during bootstrapping
• combat potential race condition in elfldr_spawn() caused by broken kernel support for PT_TRACE_ME