Add relative length units from CSS 3
commit67c3798922342ffc652e629a839de540fedd90d2
authorJan Dageförde <jan.dagefoerde@ercis.uni-muenster.de>
Sun, 15 Oct 2017 17:02:38 +0000 (15 19:02 +0200)
committerEdward Z. Yang <ezyang@mit.edu>
Sat, 23 Dec 2017 02:59:47 +0000 (22 21:59 -0500)
treea149c8527c1602282c0c5c2e929bbf36abdfe245
parentdf64746caa37ff8ec8163c737d973a45350e7ca8
Add relative length units from CSS 3

cf. https://www.w3schools.com/cssref/css_units.asp
library/HTMLPurifier/Length.php
tests/HTMLPurifier/AttrDef/CSSTest.php