Download / Transfer "ALL" WIth Calibre Companion

I have about 4,000 PDFs in Calibre on my PC. I wish to transfer them ALL to my Nexus. From the screen prints it looks like I have to select groups(e.g. by author). That would be a pain (over 2,000 authors). Is there a "Transfer all" option ?


Note - this is a follow up to :
http://www.mobileread.com/forums/sho...=1#post2310252