Add ofSetVertiacalSync(true)

Suppress flickering of the screen
Suport 'rbb' command.

rbb() {
    for FILE in "$@"
    do
        if [ -f "$FILE" ]; then
            abspath=$(cd $(dirname "$FILE") && pwd)/$(basename "$FILE")
            open /Applications/RubyBasic.app --new --args $abspath
        fi
    done
}
Support p, puts (Use conf.gembox='default')