Update notes for v1.2.7

[p]v1.2.7 Changelog(Hospital Designer)[/p][p]Gameplay[/p]

• [p]Added janitors[/p]
• [p]Added cleanliness rating bonus[/p]
• [p]Added Service Price rating bonus[/p]
• [p]Added queue system to cleaning equipment(thrashbin and toilet)[/p]

[p]Bugs[/p]

• [p]Receptionist and Janitor save system bugs fixed[/p][p][/p]

[p]Other
• Joker removed[/p]