Caseify Extension Version 1.3

What's Changed

• Chore(newMain): Updated README.md by @SaileshBK in #18
• feat(newMain): Added HotKey commands for each commands by @SaileshBK in #19
• Chore(newMain): Update Version 1.3 by @SaileshBK in #20

Full Changelog: v1.2...v1.3