[Proj] Proj.4 4.9.2 RC2 Released

[Howard Butler]

> On Sep 10, 2015, at 2:54 PM, Greg Troxel <gdt at ir.bbn.com> wrote:
> 
> Still, if there is no actual ABI change, then the soname increment is
> wrong and it seems best to undo the Makefile.am and roll another RC.
> once it's in a release we're stuck.

Do the other maintainers agree with this assessment? I'm happy to set it to whatever satisfies the maintainers given our fact pattern. 

Howard