Allow to specify None timeout in _readline call
Monochromator for 1.8.x
See merge request !3972
opiomoutput: corrected the logging to the new style
See merge request !3932
The example given and documented in the Bliss documentation is not working
when in the parameters file 5 channels are given and only two are declared
in the yml file!
Resolve "Lima support for synchro mode IMAGE for xpad and lambda"
See merge request !3998