The stable release of Publishing Assistant 6.0 is now available for all PA users (as 22.214.171.124). In order to install PA 6.0 you need Paratext 8 installed on your computer. Please keep in mind that PA 6.0 requires 64-bit Windows on your computer.
For those who decide to stay with Paratext 7 there is an opportunity to upgrade to Publishing Assistant 5.1 (as 126.96.36.199). Read the Upgrade and Migration FAQ page to find out more about PA 6.0 and 5.1.
Here is the full list of new features of PA 6 and 5.1.
You can find the install file and updated user manual on the Download page.