add more folder icons from upstream
SVN_SILENT made messages (.desktop file)
Fixed foreground color in non autoraised toolbuttons (specifically the 'sunken' without 'hover' case)
lighter hover color
install translations if they exist

install translations if they exist, now releaseme will check for this
and not add ki18n_install() if it is already there so we can customise it
as here and install only if building KF5
rename Breeze-Dark.colors to BreezeDark.colors
BUG:339849
SVN_SILENT made messages (.desktop file)