Thumb-Key 2.6.15 Release

What's Changed

• Add Matrix-AMOLED theme by @BlueDrink9 in #699
• Add left handed EN messagease by @BlueDrink9 in #696
• Adding RELEASES.md in assets folder. #400 by @dessalines in #716
• Enhancements on issue forms by @asdkant in #717
• Fixes for English MessagEase keyboard by @mpsijm in #719
• Add long-press actions to keys by @ShortCircuit908 in #711
• CommonKeys.kt: Show swipes on NUMERIC_KEY_ITEM also on ABC_KEY_ITEM by @mpsijm in #720

New Contributors

• @mpsijm made their first contribution in #719
• @ShortCircuit908 made their first contribution in #711

Full Changelog: 2.6.14...2.6.15