[tool] rLuaLauncher improvement ideas

[raysan5]

raylib-lua pograms launcher could be improved in several ways, here it is a list of some ideas:

• Show TraceLog() output or save to .log file
• Add command-line usage with options: --help, --run <file.lua>, ...
• Support .rlua games packaging (including resources) and loading
• Custom launcher with configuration options: graphics (fullscreen, resolution...) controls, audio...