[aprssig] APRS resolution

[Tapio Sokura]

Bob Bruninga wrote:
> I hope you will use the APRS format for high resolution that is included in the APRS1.2 addendum.

...that is probably implemented by dosaprs and ... well, are there 
others that implement it? Compressed base-91 support is far more common. 
You should really put together all those addendums and erratas into one 
document like the 1.0.1 PDF that is available.

   Tapio