Add timestamp to debug and warning messages
Use WiringPi to control GPIO pin 11 to signal playing/stopped (for Amp sleep control)
Adjust Desired_fill calculation
Force resync and tidy behaviour on Underrun and Overrun
Focus Resend/Last Chance Resend Algorithm
Refocus Last-Chance resend within received range
Adjust Last Chance/Resend algorithm
Allow Overrun but limit & resync if buffering
Merge pull request #2 from BewickPlace/master

merge BewickPlace