Recent commit broke less filter on Py25.
Recent commit broke less filter on Py25.

glorpen/webassets,scorphus/webassets,wijerasa/webassets,john2x/webassets,heynemann/webassets,aconrad/webassets,wijerasa/webassets,heynemann/webassets,aconrad/webassets,0x1997/webassets,0x1997/webassets,glorpen/webassets,john2x/webassets,heynemann/webassets,aconrad/webassets,florianjacob/webassets,florianjacob/webassets,JDeuce/webassets,glorpen/webassets,scorphus/webassets,JDeuce/webassets