Added 'AddMapDialogMode' class.
Added 'PositionLocalizationAlgorithmType' enum.
Added 'StartStopButtonState' enum.
Deleted images from package main.gui.images
Modified 'HardcodedMapDAO' class.
Changed the way setting the angle works in 'Receiver' class.
Added constructor to 'RoomMap' class.
Added logger to 'DatabaseDataWriterRunnable' class.
Added logger to 'FileDataReader' class.
Changed the constructors in 'AddMapDialog' class.
Changed drawing of coordinate zero view.
Enabled removing of map items in the main frame.
Added zero coordinate point to the 'MapPreviewPanel' class.
Added redrawing of map items in maps panel.
Added combo box for choosing the algorithm.
Written comments in 'ReceiverButton' class.
Implemented selection of receiver views and rotating them.
'ThumbnailImageLabel' class now calls method 'loadImage' from
'Utilities' class.
Added getters and setters for 'Application' class.
Modified '_Test' class.