- Moved discussion notes out of `NoteableDiscussion` component into a
new `DiscussionNotes` component
- Wrote Jest tests for the new `DiscussionNotes` component
- Updated Jest config for emojis fixtures
- Updated Karma tests `NoteableDiscussion` to match its new structure
- Convert `DiffDiscussions` tests to use Vue test utils
- Created DiscussionActions component
- Updated NoteableDiscussion component accordingly
- Wrote Jest tests for DiscussionActions
- Updated Jest config to enable emojis aliases mock
- Updated qa specs to reflect changes in NoteableDiscussions