Began redaction of wikis pages about the game.
Began the wiki page of the gui theme.
Finished the guitheme wiki page.
Added a clicked method to gui::Button.
Fixed a segfault in gui::GridLayout.
Began implementation of the about menu.
Added a quit button to the main menu.
Added the main and the about menu to the list of files to translate.
Added a strictBg method to gui::Frame.
Improved aboutmenu integration with gui theme.
main now handles closing and quitting requests.
Added a click sound on clicking on menu buttons.
Changed gui::Button::clicked method behaviour.
Added support for music in mainloop.
Added a replay argument to audio::Audio::play.
Updated audio-test.
Added music to the main menu.
Added joystick support in main.
Improved audio test.
Fixed a bug in audio::Audio.