feat: add default options, load options on startup

feat: add file executing

feat: add file executing and folder browsing

feat: add get file local path so it can be executed

feat: implement basic directory browser window

feat: add wTahoma 13

feat: add wTahoma 22 and font family wTahoma

feat: add support for font family

fix: floating point exception

feat: set default font size for text viewer

feat: add support for larger fonts

feat: support unicode, modify font types so no big changes are needed

docs: add new todos

fix: add mzapo sdl clean

feat: fix text viewer zoom location

fix: compile error

fix: include mzapo sdl only for computer

refactor: delete unused code

feat: add text zoom to file browser

feat: add text zoom to text viewer