Add a hover to results annotation w/ full results

[PEZ]

This pull request:

Fixes #104, and addresses #79.

Introduces the following change(s):

• Inline result annotation now have a hover showing the full results.
• The hover has a Copy link, that copies the results to the clipboard.
• The inline displayed result takes up less width.

I have:

• Read How to Contribute.
• Made sure I am directing this pull request at the dev branch. (Or have specific reasons to target some other branch.)
• Made sure I am changed the default PR base branch, so that it is not master. (Sorry for the nagging.)
• Referenced the issue I am fixing/addressing.
  • If I am fixing the issue, I have used GitHub's fixes/closes syntax
• Updated the [Unrleased] entry in CHANGELOG.md, linking the issue(s) that the PR is addressing.

Ping: @kstehn

[PEZ]

Looks like so:

[kstehn]

Just tested this and works good.
I guess compiling error will get better when the PR #330 gets merged.

From my side it is good to go.

[PEZ]

Compiling error?

[PEZ]

Ah, I see. Yeah, we should merge that as well, and Marc can file a new issue if it doesn't fix his use case.

[kstehn]

Something like this