That's BB4.  What about BB4+?
I think it's the same, since it's still a WIP.
The changes mentioned by danbeaver are in the changelog:
Changes between V0.9u and V0.9v:
      * Updated icon.library from 46.4.284 to 46.4.326
      * Added Ram-Handler (PatchRAM version)
 
Changes between V0.9t and V0.9u:
      * Fixed remaining startup-sequence issues.
      * Removed extraneous vlink.device files.
 
Changes between V0.9s and V0.9t:
      * Fixed some startup-sequence issues.
 
Changes between V0.9r and V0.9s:
      * Updated icon.library from 46.4.270 to 46.4.284.