3.9.0: "Quick reload" button and more

Quick file reload button

Repeat the last Load File operation, without triggering a popup Dialog.
Fast and straightforward to use!

ULOG improvements

Not the parameters are store as 1 sample timeseries in PlotJuggler and are therefore accessible in the Lua.
Feature sponsored by https://sky-watch.com/

Transform widgets will now retain the last value

I found myself changing those parameters by hand too many time and I am sure the same happened to you

Fix JointState messages in ROS

See pull request #927

Offer a parameter in Preferences to ignore numerical truncation

DANGER: use it at your own risk. Read the discussion here #929