Fixes

• Fixed seek gesture is enabled even though it's disabled in settings by @anilbeesetti in https://github.com/anilbeesetti/nextplayer/pull/1541
• Fixed for most videos the thumbnails are just solid colors by @anilbeesetti in https://github.com/anilbeesetti/nextplayer/pull/1541
• Add volume boost feature back by @anilbeesetti in https://github.com/anilbeesetti/nextplayer/pull/1542

Full Changelog: https://github.com/anilbeesetti/nextplayer/compare/v0.15.0...v0.15.1