gui: first version mini side menu
Merge branch 'master' of delmic-server.local:odemis
gui: Fixed annoying bug with GDK error messages and the main frame not calculating the appropriate minimum size for itself.
gui: Added tool menu
gui: improved robustness of GUI in absense of back-end
config: new model for fully simulated sparc system
clean up
spectrapro: skip scan test if no real hardware

avoid false positive
Merge branch 'master' of vpn.delmic.com:odemis