Air raid sirens soundsv1.0.3

What changed

• ContentAdded 7 new sirens
• New featureAdded ability to change the background with 5 options
• ContentImproved existing siren sounds
• UXEnhanced visual textures
• UXRedesigned the main menu interface
• PerformanceFixed minor bugs

Original release notes

- Added 7 new sirens
- Added the ability to change the background (5 backgrounds to choose from)
- New and improved siren sounds
- Improved textures
- Redesigned main menu
- Fixed minor bugs