To force clients to refresh there local cached copies of js files, we would append a version number after the url: app.js?123
But we can’t do this with addAsset, cause it’ll always recognise it as a css file.
For e.g.
addAsset("/js/app.js?123");
Get’s rendered as:
`
`
Any workaround for this?
Nevermind, I simply hacked it 
Changed line 81 of HTMLHelper.cfc from:
if( listLast(thisAsset,".") eq "js" ){
to
if( FindNoCase(".js",thisAsset)){
Can you submit a pull request and ticket.
Luis Majano
CEO
Ortus Solutions, Corp
www.ortussolutions.com
P/F: 1-888-557-8057
Done and done 
Created pull request #216