** descrizione: pass:none[check the license of scripts when they are loaded: if the license is different from the plugin license, a warning is displayed]
** descrizione: pass:none[keep context between two calls to the source code evaluation (option "eval" of script command or info "%s_eval"); a hidden script is used to eval script code; if this option is disabled, this hidden script is unloaded after each eval: this uses less memory, but is slower]