no, the pro has NO license restrictions (exept those like you cant redistribute the program, ETC)
[edit]
heres the pro license:
The FPSC Entity Creation Suite PRO License is as follows:
<=======================Cans=======================>
* You may create FPE's and entity's for eternity
* You may sell or give away all Entity's, bitmaps, FPE's or anything
this program creates. It is 100% up to you what you do with it.
* You can sell or give away any game that you make using entitys created with
this program without mentioning one word about This program or my site.
* No visible or verbal statement about the entitys creation is required.
<=======================Can'ts=====================>
* You may NOT redistribute this program in ANY way.
* You may NOT post this program up for download
or on a software sharing program such as Limewire or Bit torrent.
* You may NOT Sell, lease, rent, share, or otherwise Give this program
away. once you purchased it, its your and your only.
* You may NOT use this program to perform piracy by making an entity
out of a copyrighted model or texture and placing it up for download.
[2nd edit]
just uploaded the PRO demo