add a marker in call input field where autosend starts
Update keyer.c

added SPACE to switch from callinput to exchange window
fix display of autostart
change autosend function

- new implementation calculates the expected time to send the call
  from cw speed and switches to sending exchange after that time is reached
progress indicatorn added

- A progress indicator shows the characters already sent.
fix wrong position of attribute modification
Merge remote-tracking branch 'dh5fs/master'
Update tlf.1.in
Update help.txt
Update tlf.1.in
update to assign different ports in the LAN for different nodes
read in several nodes with their own port numbers
add port number for ADDNODE
Update tlf.1.in
Update help.txt
Update tlf.1.in
check SP_RETURN and CQ_RETURN messages before sending

- avoid turning on and off transmitter in CW and Digimodes if message is
  empty
- Thanks Ervin HA2OS for pointing out.
send CW/DIGI messages onyl if not empty
refactor highlighting and fix man page
fix typo