* Added "Remember my choice" checkbox
* Center on the screen and set position in respect to the position of mainframe or settings dialog
Preferences : Added checkboxes for enable/suppress showing of the UnsavedChangeDialog
SearchImGui : close after parameter selection_is_changed_according_to_physical_printers
PhysicalPrinterDialog, SavePresetDialog : Center on the screen
+ fixed a bug : Case sensitivity of printer's name wasn't check during the adding of a new printer,
as a result in printers list was appeared both of printers (ex. "YuSanka" and "yusanka"), but related file was just one.
Renamed login/password/authorization_type to printhost_user/printhost_password/printhost_authorization_type.
Added initialization of physical printer preset with default values.
* Now we show a list of printers name with selected preset
+ Added a edit_button for the editing of the physical printer fro the Settings Tab
+ Show whole list of the loaded presets with "Print host upload"
