5.1 -> 5.2 move

[Bill Nottingham]

Stephen John Smoogen (smooge at gmail.com) said: 
> I don't think we have one. We have dealt with the older policy where
> things conflicted with 5.1 but not 5.0.
> 
> What exactly are the packages having problems?

gtkhtml3 was rebased in 5.2, changing ABI. We can ship (in EPEL)
a gtkhtml38 package, but it will conflict at the file level with
gtkhtml3 from 5.1 and earlier.

Bill