FABRIC.js: only prompt for download when version is too old, not too new
FABRIC.js: only prompt for download when version is too old, not too new

errordeveloper/fe-devel,errordeveloper/fe-devel,chbfiv/fabric-engine-old,chbfiv/fabric-engine-old,chbfiv/fabric-engine-old,errordeveloper/fe-devel,chbfiv/fabric-engine-old,errordeveloper/fe-devel,errordeveloper/fe-devel,errordeveloper/fe-devel,errordeveloper/fe-devel,chbfiv/fabric-engine-old,chbfiv/fabric-engine-old,chbfiv/fabric-engine-old