Issue description
Using the search box in the research page, you can do a search for Tomb of Captains, And start the research.
I was able to complete the research, but still was unable to actually build the tomb.
Expected behavior
non-supporter editions should not have access to the Tomb of Captains
Reproduction steps
Open Research screen
Search "Tomb of Captains"
click Start Research
Game version
0.4.11
