[Proj] Proj.4 4.9.3 RC3 Released

[Howard Butler]

> On Sep 10, 2015, at 6:26 PM, Howard Butler <howard at hobu.co> wrote:
> 
> All,
> 
> Proj.4 4.9.2 RC3 is now available for testing. Please download it from 
> 
> http://download.osgeo.org/proj/proj-4.9.2RC3.tar.gz (md5 at http://download.osgeo.org/proj/proj-4.9.2RC3.tar.gz.md5)
> 
> http://download.osgeo.org/proj/proj-4.9.2RC3.zip (md5 at http://download.osgeo.org/proj/proj-4.9.2RC3.zip.md5)
> 
> It includes a single change of SOVERSION to 10:0:1 as requested by the maintainers.
> 
> Additionally, I have retagged 4.9.2 in git, and I pushed a 4.9.2-maintenance branch should any more issues come up.

Given the motion to MetaCRS receiving a +1 from Frank, I'm declaring this release final.