[tlbuild] dvisvgm

[Bob Tennent]

 >|Martin Gieseking has recently reported to me that he has developed
 >|a simple and reliable way for dvisvgm to find libgs dynamically:
 >|
 >|  just try to dlopen libgs.so.9 first, if it fails, try libgs.so.8
 >|  etc. Since there are only few different ABI versions still in use,
 >|  that should be a practical way to go.
 >|
 >|But AFAIK, that hasn't been committed yet.
 >|
 >|Could that also be a strategy for building dvisvgm?

A silly suggestion, because tl has to build for platforms, not
distributions. But I've confirmed that tl2014 builds with the Build
option --with-libgs like in 2013: no embedded libgs but possible to
load dynamically.  

Bob T.