[visad] VisAD - more info on move to Java 1.6

In preparation for the next VisAD release:  Starting tonight, the
nightly builds of the visad.jar file available on the ftp site will be
targeted to Java version 1.6.

tom

-- 
Tom Whittaker
University of Wisconsin-Madison
Space Science & Engineering Center (SSEC)
Cooperative Institute for Meteorological Satellite Studies (CIMSS)
1225 W. Dayton Street
Madison, WI  53706  USA
ph: +1 608 262 2759