Resolve "SDL2 module"

Closes #29

See merge request !57

BECAUSE SDL SUCKS WITH MULTIPLE THREADS

Macros to write less code

See merge request !61

lines of unnescessary and redundant code

crumbling over sdl events

Resolve "Installation"

Closes #18

See merge request !59

everything if a database is already present

lkt update

Closes #30

See merge request !58