Version 1.3.7: Fix file dialog parent widget.

Regression was introduced in 67ea175.

Fixes telegramdesktop#4817.

Alpha version 1.3.6: Make it another alpha.

Alpha version 1.3.5.

- Bug fixes and other minor improvements.

Alpha version 1.3.4.

- Bug fixes and other minor improvements.

Alpha version 1.3.3.

- Bug fixes and other minor improvements.

Alpha version 1.3.2.

- Bug fixes and other minor improvements.

Alpha version 1.3.1: Fix build for GCC.

Version 1.3.0.

- Improved censorship circumvention.
- Improved stability when working through proxy servers.
- Save several proxy servers to quickly switch between them.
- Use proxy for calls.
- Emoji and text replacement now happens immediately after typing
(instead of after sending) and can be rolled back using Backspace
or CTRL/CMD + Z. Replacement no longer happens when pasting text.

Added formatting shortcuts. Select text and use:
- CTRL/CMD + B/I for bold and italic
- CTRL/CMD + K to create or edit a custom link
- CTRL/CMD + SHIFT + M for monospace font
- CTRL/CMD + SHIFT + N to clear formatting

Alpha version 1.2.25: Fix build for Xcode.

Alpha version 1.2.24: Fix link preview.