Fix editing file attachments in IE
Fix editing file attachments in IE

urossmolnik/trix,basecamp/trix,GabiGrin/trix,basecamp/trix,GabiGrin/trix,basecamp/trix,GabiGrin/trix,basecamp/trix,urossmolnik/trix,ChenMichael/trix,ChenMichael/trix,ChenMichael/trix,urossmolnik/trix