Allow the user to cancel the print job.
- Add DIALOG_PRINTING dialog.
- Make the print job another thread.
- Let the thread communicate with the dialog box by PRINTING_MESSAGE.
- Add some resource strings.
CORE-18837
- Add Shift+F3 accelerator as command CMD_SEARCH_PREV.
- Extend DIALOG_SearchNext function with bDown argument for the action of CMD_SEARCH_PREV.
- Modify the message loop for effective F3 key on Find/Replace dialog.
CORE-17064
- Don't use text directly in DIALOG_GoTo function. Rely the EM_* message handlers.
- Fix and improve DIALOG_GOTO resource dialog (that was wrong in some points).
- Add STRING_LINE_NUMBER_OUT_OF_RANGE.
CORE-18837
- Add write support for UTF-8 without BOM.
- Add "UTF-8 with BOM" encoding to the "Save As" dialog.
- Show line endings and encoding on the status bar (like Notepad in Windows 10).
- Remove ignored WS_EX_STATICEDGE
- Add grip to the status window.
Co-authored-by: Hermès BÉLUSCA - MAÏTO <hermes.belusca-maito@reactos.org>