cubicweb-squareui #4739799 IE11 support broken [validation pending]

CW seems to be broken under IE11. The problem is that by default IE11 seems to render pages in IE8 mode when HTML problems detected (settings to change in devtools) and IE8 seems not to be supported by CW.

cf. https://www.cubicweb.org/ticket/4637673

prioritynormal
typebug
done in0.3.8
load0.300
load left0.000
closed by#bf53a55fcd9a [basetemplates] Unbreak IE (closes #4739799)
patch[basetemplates] Unbreak IE (closes #4739799) [applied]