[sldev] Source release for 1.17.2.0

[Jason Giglio]

Lee Linden wrote:
> Hello!
> 
> A new source release is available.  This is an optional viewer.
> 
> 1.17.2.0 source release available here:
> https://wiki.secondlife.com/wiki/Source_downloads#ver_1.17.2.0
> 
> More information here:
> http://blog.secondlife.com/2007/06/26/release-update-1180-postponed-1172-viewer-pending/ 

RELEASE_FOR_DOWNLOAD no longer makes a tarball on Linux?  Everything 
seemed to compile OK.