gui: Added Sparc acquisition Gauge control
Microscope model refactoring
gui: update to sem/angular/spectrum settings panels
pigcs: try multiple baud rates on each port

Controller boxes can be configured at 4 different baud rates, so we need to try all 4.
Typically, at AMOLF, they are using the actuators at a baud rate of 9600.
gui: Added Spectrum stream to Spectrum settings panel
Merge branch 'master' of vpn.delmic.com:odemis