--when hidden configuration windows are deleted memory
consumption is improved and provides much lower values
--when hidden configuration windows are not deleted
memory consumption increases but their responsiveness
for hiding/showing is instantly
--use a more logical organization for types. LibLatte2
is split to become LatteCore library and Latte types
are now moved to application level. The Latte Types will
be split even more... Tasks-Only related types will
become Latte.Tasks types
BUG:420210
--we introduce handlers that are going to be
responsible for the ui parts of settings windows.
So having data structures, MVC for models/tables that
are used and Handlers for any ui interaction
simplify the implementation and make it more
structured in order to be maintained and grow
safely.