Fix typos:   `Contrel` -> `Control`,   `hypen` -> `hyphen`,   `happend` -> `happened`,   `compatble` -> `compatible`
Fix typos:
  `Contrel` -> `Control`,
  `hypen` -> `hyphen`,
  `happend` -> `happened`,
  `compatble` -> `compatible`

jonathanslenders/python-prompt-toolkit