Add link to Emacs syntax definitions `octo-mode` to Readme
Add link to Emacs syntax definitions `octo-mode` to Readme

whoozle/Octo,JohnEarnest/Octo,JohnEarnest/Octo,james0x0A/Octo,whoozle/Octo,james0x0A/Octo,whoozle/Octo,JohnEarnest/Octo,whoozle/Octo,JohnEarnest/Octo,whoozle/Octo,JohnEarnest/Octo