Patch version 1.11.1 is now available for download here:
http://processors.wiki.ti.com/index.php/CC3000_Wi-Fi_Downloads#Patch_Programmer
The list of bug fixes/improvements is found here:
http://processors.wiki.ti.com/index.php/CC3000_Release_Notes#Version_1.11.1:
Note that the Host driver does not have to be updated for you to take advantage of the new CC3000 patches.