Supports set AttributedText, TextAlignment, Background Color each Tooltip

[2sem]

self.tabBar.addToolTip(at: 1, attributedText: "라이브 중 상품".attributed(font: .boldSystemFont(ofSize: 16), foreground: .white)
                                        .mutable().appending("을 \n한 눈에 보세요!".attributed(font: .systemFont(ofSize: 16), foreground: .white)), backgroundColor: #colorLiteral(red: 0.5355995893, green: 0.3815141618, blue: 0.805349052, alpha: 1), 
                                    gesture: .longPress, 
                                    isEnabled: true)
                .setPaddings(left: 8, top: 6, right: 8, bottom: 6)
                .setTextAlignment(.center)

see clonecoding-grip