--by default now Latte supports the KWin Edges mechanism,
this way the following issues are fixed:
fix#935, fix#721, fix#687, fix#512, fix#514
--improve dock behavior when the user user touch
gestures
--fix #144, support KWin bright placeholders
--this behavior can be disabled if the user prefers
the old one from the Tweaks page
--in !compositing no more is shown a 1px line at
the screen edge when the dock is hidden
--support KWin Edges in Multiple Layouts state under
X11
--the wayland interface couldnt orchestrate correctly
with the corona and the application exit. The whole
architecture changed and the window manager now is
provided by corona and corona is also responsible to
keep only one instance of it and close on exit.