setup: don't compress example scripts

makes them easier to execute...
gui: small slider tweaks and cleanup
util: add test to conversion

also improve readability of wave2rgb
gui: improve testing

move generic function/variables from test files to test module

increase buttons testing
fix one bug on remove_choice() of PopupImageButton
gui: test case clean up
gui: try to put back Fold Panel Bar Test Frame for test case

fished back from log
Merge branch 'master' of delmic-server.local:odemis
gui: regenerated updated and fixed test user interface
gui: regenerated updated and fixed test user interface
gui: regenerated updated and fixed test user interface
gui: fix test cases in foldpanelbar

still some problems with size and horizontal bar detection.
Test cases fail but it doesn't seem to affect actual user experience, so the test cases
can be fixed later...
gui: update slider_test to use generic function
gui: update acqmng test cases

update to latest API.
Use new way to start the backend

All test cases pass again.
gui: update dblmscopecanvas_test

still 2 test cases failing due to changes in dblmscopecanvas
gui: fix dblmscopecanvas test cases
cli: fix test cases

also add note to model that Microscope is cached, and so must be reset if
multiple connections to different backends are done (as the test cases do)
gui: update text_test to use global function
spectrometer test: space
util: update runtest to new odemis.conf

Rely less on odemis.conf, and just expect to run from the odemis source directory
gui: rename real to phy