v0.51.0

What's Changed

• [MT-5184] Feature - Insert blocks above/below current block by @e1himself in #248
• [MT-5187] Make toolbox to be not content-editable by @aspirisen in #249
• [MT-5131] Feature - [+] menu "Suggestions" group by @e1himself in #250
• [MT-5132] Feature - Allow tracking of [+] menu options clicks by @e1himself in #251
• [MT-5126] Change - Placeholder text copy by @e1himself in #252
• [MT-5192] Fix - Editor width on smaller screens by @e1himself in #253
• [MT-5125] Change - Rich [+] menu tooltip content by @e1himself in #254

Full Changelog: v0.50.1...v0.51.0