Merge pull request #193 from MaZderMind/getoptint

change getopt return storage from char to int
Merge pull request #192 from MaZderMind/MakefileChanges

Makefile cleanups
Merge pull request #194 from MaZderMind/ReadmeUpdate

readme: remove perl-script, mention build process and iPhones
readme: ditch simultaneous streams
rtsp: add a Session header to keep iTunes happy

With thanks to Quentin Smart (sm3rt) for the fix.
rtsp: fix endian bug in challenge computation

on MIPS platform the IP address was reversed...
rtp: don't resync on mystery resend-related packet
debug: multilevel debug functions
player: talk about established buffer fill preference
rtsp: handle volume messages
rtsp: safer buffer handling
Merge branch '1.0-dev' of https://github.com/abrasive/shairport into 1.0-dev