Geany 1.37

What's new in this version:

General:
- Build with GTK3 by default
- Add an option (enabled by default) to save main and project configuration whenever documents are opened/closed to reduce accidental loss of current session in the event of a crash
- List Geany in the category TextEditor (Dominic Hopf, Issue#2460)

Bug Fixes:
- Fix main window name as seen by accessibility tools (Issue#2421)
- Add missing include (Pino Toscano, PR#2402)
- Fix a possible crash when quitting (Hodong & Guido Falsi, Issue#2457, PR#2634)

Interface:
- Allow to cancel Open Project and New Project dialogs without closing the current project.
- Don't ask whether to close current project when opening a recent project.
- Disable some items when they are not available.
- Provide a CSS name for most widgets (PR#2469).
- Adapt margins width to font size and zoom (Issue#1733, PR#1738).
- Show OS info in debug messages.
- Persist color picker palette (Issue#2595).
- Fix color of selected text in search entries with no match (foresto, Issue#2332, PR#2333)

Editor:
- Update Scintilla to version 3.21.1 (PR#2506)

Filetypes:
- Add BibTeX filetype (Mirco Schoenfeld, PR#2212)
- Update JavaScript keywords (dmitryunruh, PR#2486)
- Update Lua block comment end (Filip Szymański, PR#2566)
- Update FreeBasic keywords (Issue#2583)
- Add Smalltalk filetype (Snowflake the Pony, PR#2399)
- Add a configuration option to select the default Python command

Documentation:
- Improve Build-related settings documentation
- Added documentation for the Color Chooser (LarsGit223)

Windows:
- Bundle the GLib GSpawn helper binaries with the installer for plugin that use the related GLib API
- Make IPC port number configurable, and move the default outside the dynamic range used by Hyper-V (Issue#2101, PR#2585)
- Use the py launcher for Python filetype (Issue#2211)
- Support programming ligatures (like Fira Code font) (Issue#2535)

Internationalization:
- New translations: ie
- Updated translations: da, de, el, es, fr, id, it, ja, lv, nl, pl, pt, ru, sk, sv, zh_CN