The Skyway's convention station line will be closing for the construction of the JRTC...
http://jacksonville.com/news/metro/2017-05-13/jta-shut-down-2-skyway-stations-construction
Will the Convention station get a makeover as part of this?
Yes. That station is being turned into the JRTC.
Hopefully this reduces the layover at Central for someone going from Hemming Park to the South Bank.