chansrv: sound_send_wave_data changes
pulse sink: check for partial sends
move some hard code paths to defines in header
sesman: more checks when looking for a free display
xrdp: add tcutils to xrdp.ini
common: fix check for big endian arches

Fix for: https://bugzilla.redhat.com/show_bug.cgi?id=905411
Merge pull request #165 from metalefty/fix-for-big-endian-arches

common: fix check for big endian arches
common: some minor changes to arch.h
chansrv: allow multiple xrdpapi connections
chansrv: check for nil
xrdp: encoder shutdown fix
work on tls mode
Merge branch 'devel' of github.com:neutrinolabs/xrdp into devel