Find LimaCameraType from Tango database directly
Determine server/args if not given
Simplify get_sub_devices
Make verboseLevel visible from outside
server type should be LimaCCDs always
Implement small cache to prevent unnecessary communication with Database
Remove print statement
First working version with Ct[Control, Acquisition, Image, ...] devices
Fix filter to avoid filtering out attributes

A little dangerous. We assume objects won't have members starting with
lower case
Fix setattr
Add book keeping of Ct adapters
Use Ct Tango devices only if PyTango >= 8.1.7