* Support \vcenter, \raise, \lower, and \hbox * Update screenshots * Edit docs for strict and hbox to * Fix typo for \hbox to * Update Safari screenshot * Augment docs for \vcentcolon * Edit vcenter MathML comment. * Remove pointless class from vcenter MathML * Withdraw \raise and \lower * Updatae Chrome and Firefox screenshots * Update Safari screenshot * Delete allowedInArgument setting Co-authored-by: ylemkimon <y@ylem.kim> * Update Chrome and Firefox screenshots * Update Chrome and Firefox screenshots take 2 * Update screenshot Co-authored-by: ylemkimon <y@ylem.kim>
* Support Browserstack in screenshotter * Support Browserstack in CircleCI * Test screenshots on Safari 13.1 * Don't run Safari screenshotter on forked PRs * Update a screenshot * Ignore *.log in .gitignore