adding new color constants in order to experiment darker color schemes
new, nicer svgs
better buttons
Merge branch 'refs/heads/score' into feature/colors

Conflicts:
	src/GUI/NetworkTree.cpp
Merge branch 'refs/heads/dev' into feature/colors
BasicBox textColor editable

Variable TEXT_COLOR at the basicBox.cpp top
NetworkTree items disabled color

Variable TEXT_DISABLED_COLOR
no updatePlayingBoxes during execution
setting thread's sleep at 30ms
Merge branch 'refs/heads/dev' into timeOffsetInterface
Merge branch 'refs/heads/dev' into feature/colors

Conflicts:
	headers/GUI/MaquetteWidget.hpp
	src/GUI/BasicBox.cpp
	src/GUI/MaquetteView.cpp
	src/GUI/MaquetteWidget.cpp
	src/GUI/NetworkTree.cpp
merging
Merge branch 'refs/heads/timeOffsetInterface' into feature/colors
darker colors
Revert "no updatePlayingBoxes during execution"

This reverts commit aff87a99fa3a5503ee39ec333835ad86d8298cb5.
sending box color to engine at creation
test : no arrow to select curves
changing networkTree header background
new styleSheet for start/end (snapshot) buttons
styleSheet for color button