Before Script and After Script in Model Properties during model conversion - this problem has been resolved in Beta 126.96.36.199 (66 444). The fix will be available in next full TDM version.
Note: If you test it in the Beta, please take notice of the checkbox Comment Out Database Specific Items on page Settings in the Sync & Convert Wizard. Not to comment out the script, clear this checkbox.
Title bar - Unsaved Model
Yes, this problem has been reported (CR 69 187) and already fixed for the next Beta.
Vladka + TDM Team