* Added ContextSimulator::listenForAllSimulators()
* Added "auto" option in SettingsSimulatorComponent
* Default plugin is UnspecifiedSim, which stands for "auto" option
(!) This in an intermediate step, the feature is not yet fully operational
* max distance for rendering as simulator property
* set max distance / aircraft from GUI
As result of the latest meeting
* changed CCallsignList to CCollection
* fixed some warning with elevated compiler settings (e.g. removed qint values -> int)
* preparation for a context menu to send text messages from ATC/aircraft view
* preparation for context menu for fast pos. updates
* reverse ICAO lookup at login screen
* display fast updates / parts in GUI
* moved max- aircraft into settings
* made serverselection own component
* the term "components" will only be used for GUI components (derived from QWidget/ QWidget derived classes) fron now on
* timer, and enabler classes renamed accordingly: CEnableForRuntime, CEnableForDockWidgetInfoArea, CUpdateTimer
* adjusted all dependent classes