fix #106
add traduction
Update of the translation system
Merge branch 'master' into TASelectLanguage

Conflicts:
	app/Joker/PreferencesDialog.cpp
	app/Joker/en_US.ts
	app/Joker/fr_FR.ts
add use video sync settings
simpler video sync switch
uncrustify
add the addObject to PhStripDoc

[ci skip]
add the export to bmp

[ci skip]
add the PhGraphicViewTest
doxy
retina ok on FormTest
joker works in retina mode fix #31
fix bug with default language combo
add graphicsstrip argument
Merge branch 'mdRetina' into mdGraphicTest
different graphic strip test if retina
rename GraphicStripTest
keep sync settings if device not available
fix minor warning