D117: run-tests: warn if --color=always and no pygments installed

[martinvonz (Martin von Zweigbergk)]

martinvonz marked an inline comment as done.
martinvonz added inline comments.

INLINE COMMENTS

> yuja wrote in run-tests.py:427
> Nit: missing space after "because".

Good catch. I had fixed that, but then lost it in a rebase.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D117

EMAIL PREFERENCES
  https://phab.mercurial-scm.org/settings/panel/emailpreferences/

To: martinvonz, #hg-reviewers
Cc: yuja, mercurial-devel