Fixed StopHeader

It is now possible to set/unset a stop favorite from
busStopPage.
Closing BusStopPage now refreshes StopsQueryModel

It is now possible to set query of StopsQueryModel from
GUI. By setting the query upon the destruction of BusStopPage
any newly added stops will appear in DeparturePage.
BusWidget got a Separator

There is a Separator at the bottom of BusWidget which
helps user distinguish between BusWidgets.
Added OpacityRampEffect to RefreshWidget

Added OpacityRampEffect to RefreshWidget
to enhance the looks of it.
Removed QtQuick include

Removed include <QtQuick> statement in the release build.
Added some debug code

Added some temporaries for debugging
Added messages to BusStopPage

It is now possible to read messages set by Tfl.
Also imroved a little on the looks of BusStopPage
and JourneyProgressPage. Had to modify ArrivalsModel
because when model reseted itself it also reseted the
view which in turn restarted the animation of the message.
It was also neccessary to call reset from qml
(StopHeader and RunningText) in order to repaint
the header.
Fixed JourneyProgressPage

PlaceHolder is now not shown while
BusyIndicator is active.
Fixed LineInfoWidget

Text is not visible behind/under LineInfoWidget.
Speed of expanding and contracing of LineInfoWidget
is now consistent.
Fixed BusStopPage

BusStopPage now correctly shows busyindicator
whilst downloading is in progress.
Fixed ServiceStatusPage and ThisWeekPage

Pulley menu is now disabled on This Weekend and Service Status pages
when busy to avoid possible segfault.