* wx-20.3: seeing about kerl/kerl/issues/270
* wx-20.3: less failible test + less deps
* wx-20.3: move linux tests out of TravisCI into CircleCI
* wx-20.3: always use git backend (erlang.org is still down)
* wx-20.3: work around fact that erlang.org is down in .travis.yml
* wx-20.3: fix some things
* wx-20.3: looks like skipping happens too late
* Revert "wx-20.3: looks like skipping happens too late"
This reverts commit e0600cefa71760e9bd74e7efc37089d5d75e764e.
* wx-20.3: that should fix it
* wx-20.3: run shellcheck in circle, now travis is only about osx!
* wx-20.3: that did not fix it (cc @mrallen1)
* wx-20.3: shellcheck stable segfaults?
* wx-20.3: should fix shellcheck segfault
* SC1117: Backslash is literal in "\!". Prefer explicit escaping: "\\!".
Not sure about the csh one. @mcrallen1 you have a clue?
* wx-20.3: SC2207: Prefer mapfile or read -a to split command output (or quote to avoid splitting).
* wx-20.3: SC2154: words is referenced but not assigned.
* wx-20.3: replace some double quotes with simple ones
* wx-20.3: ps not found on debian9!?
* wx-20.3: what now
* wx-20.3: lets try a later vsn
* wx-20.3: some cleaning up
* wx-20.3: YAML fun
* wx-20.3: wat