cubicweb #1947473 [js] evalJSON should log errors [resolved]

sometimes something invalid comes there but the firebug/chrome debugger output is not easy to make sense of

prioritynormal
typebug
done in3.13.6
load0.100
load left0.000
closed by#6af00dbfaadd [cubicweb.js] log evalJSON errors (closes #1947473)