Automatically detects lsnes version

More:
1) buttons "-" and "=" can change the opacity of the text.
2) Yoshi's tongue was improved.
3) You can left-click on Mario to change his hitbox mode.
Automatically detects Lsnes version

1) Button '-' (minus) can diminish the opacity of the text on screen.
You can change the button to whatever you want;
2) Button '=' (equal) can increase the opacity. Idem;
3) If you left-clock onto Mario, his hitbox mode will change. There're 4
types, including no hitbox.
4) The script will detect the version of lsnes automatically.
Revert "Automatically detects lsnes version"

This reverts commit d3e42746c1ddbcde8a620799ed033d8971cedbc5.

Conflicts:
	smw-lsnes.lua