update to reflect new syntect_server version; improve logging (!5842) · Merge requests · Administrator / sourcegraph · GitLab

Administrator requested to merge sg/update-syntect into master Oct 03, 2019

Created by: slimsag

Update to reflect new HA syntect_server version.
Log highlighting failures regardless of cause for better debugging.

Test plan: Manual testing, currently.

Helps https://github.com/sourcegraph/sourcegraph/issues/5406