Player name value of info set doesn't appear properly after merging

[PARAG00991]

Steps to reproduce the issue:

1. First of all, create a tree like shown below:
   
2. After that, merge the nodes with blue nodes i.e. of player 2, as shown below:
   
   As you can see, after merging, the player name value i.e. 2 is not visible anywhere in this case.
3. But it is hidden behind the blue node in center. Hover over the blue node in center and wait for mouse pointer changing to cursor. When it changes to cursor, click there and after that click anywhere out, you will get the value 2 outside the node as shown: