* proper error messages are displayed when dictionary loading fails or is cancelled
* debounced the clicking on ItemClickable to avoid weird side effects, caused by faulty devices, sending multiple click events
* a couple of French translations on the Settings screen
* fixed Settings screen blinking in some cases
* fixed default hotkey value cannot be 'no key'
* fixed SuggestionsView having the incorrect theme forced at startup
* Settings screen is now based on the Android SharedPreferences
* Added function key configuration on the Settings screen
* Added a setting for toggling the on-screen buttons
* Added a dark/light theme setting
* Improved translations
* Fixed a problem with launching the Settings screen directly from the Android settings
* Fixed ignoring keys not actually ignoring them properly
