Sxitch v1.4

What's Changed

• add a hotkey for normal mode by @unsecretised in #5
• fix the c not triggering chrome bug by @unsecretised in #8
• add customisable modes by @unsecretised in #9
• enforce apps name to be alpha numeric by @unsecretised in #11

Full Changelog: v1.3.1...v1.4