changed topbar to toolbar
fixes #57,fix animation for disabled icons

--fix animation time for disabled icons in stopped activities
fixes #55, fixes rotated icons, changes their behavior
fixes #56, improve behavior for about and tour dialog

--animations for elements only play when the user has chosen
Full Animations from the configuration dialog, for Basic Animations
only fade in - out from page to page and in None Animation,
no animation at all
fixed IconButton animation to be relevant with user choices
POWER FAILURE: workareasmanager.cpp must be created again....
IMPORTANT: moved workareas storing in workareas folder

--this way the workareasmanager which is going to be
responsible for the workareas data engine has been decoupled
from the workareas storing system. The workareas storing
system will be moved to the data engine.
fixes bug off crashing kde when updates workareas names

--when a workarea is added in greater length than the
desktops one
fixes #60, it must be tested to be sure