Merge pull request #393 in CASA/casa6 from CAS-13459 to master
* commit '15f078eb5ce193bc3925b2d3b41f30437c66fe63':
updated GUI version numbers in build.conf
filter libz and libfreetype from app (CAS-13459)
Merge pull request #392 in CASA/casa6 from CAS-13352 to master
* commit '1aca92a7b5ec4d13dbb98ca4ac71327b4c978cc2': CAS-13352 pointing casa6 at the merged casaviewer package CAS-13352 pointing casa6 at the dev casaviewer package build 6 CAS-13352 pointing casa6 at the dev casaviewer package CAS-13352 pointing casa6 at the dev casaviewer package CAS-13352 updating build.conf to point to the viewer package in development, fixed tiny bug CAS-13352 add '--xvfb-self-start' argument to casaviewer, so that the spawned child process knows when it can kill the spawned xvfb process upon viewer exit
Merge pull request #391 in CASA/casa6 from CAS-13368 to master
* commit 'e85e07ffb20eac582aed43cd7486dbb78f55609d':
Modified to completely delete temporary files generated by unit test for single-dish. Replaced the logic to delete temporary files with a method that can safely delete them.
