Changes:
- Added `search_engine` variable to `WebView.c`
- Modified `EventSeachWeb()` to use configurable search engine
- Added `LoadIniConfig( )` for `search_engine` in `settings.h`
- Updated `app.ini` with default **Wiby** and alternatives (**Bing**, **DuckDuckGo**)
- Added menu tab and hotkey for opening `app.ini`
Co-authored-by: Burer <burer@kolibrios.org>
Reviewed-on: KolibriOS/kolibrios#420
Reviewed-by: Burer <burer@noreply.localhost>
Reviewed-by: Ivan B <dunkaist@noreply.localhost>
Co-authored-by: jaskaran-singh-77 <jassijatt951@gmail.com>
Co-committed-by: jaskaran-singh-77 <jassijatt951@gmail.com>