A1: use real level in hexdump
A1: clean up compile warnings
A1: fix and extend PLL parameters
A1: cleanup tca9535 logging
A1: modularize board selector / add initial CCR support
Fix idle bug, when redirected client can't auth
Merge pull request #580 from zefir-k/A1.upstream.merge

A1.upstream.merge
Merge pull request #581 from Elbandi/idlebugfix

Fix idle bug, when redirected client can't auth
Merge remote-tracking branch 'conman/master'