PropHunt v1.0.0-Alpha6

Tested on both the private server for 5.7.2 and 6.7.2

• Added props for MacMillan Estate - Groaning Storehouse, Suffocation Pit, Ironworks of Misery, Shelter Woods, Coal Tower
• Added props for Haddon Field
• Added props for Springwood - Badham Preschool (1 through 5)
• Added props for Lery's Memorial Institute
• Improved prop selection system
• Improved settings tooltips
• Fixed incorrect setting tooltip for stun duration
• Fixed default match duration being far too short. Was 10 seconds, is now 5 minutes

Full Changelog: v1.0.0-Alpha5...v1.0.0-Alpha6