Changed comments (mainly AIPS++ to Casacore)


git-svn-id: http://casacore.googlecode.com/svn/trunk@21484 6afa274c-0927-0410-9b47-a1284d797885
Incorporated NRAO changes since 17-Aug-2014


git-svn-id: http://casacore.googlecode.com/svn/trunk@21485 6afa274c-0927-0410-9b47-a1284d797885
Outcomment velref till install of new wcslib

git-svn-id: http://casacore.googlecode.com/svn/trunk@21486 6afa274c-0927-0410-9b47-a1284d797885
Added constructor to set meta data explicitly (NRAO CAS-6896)


git-svn-id: http://casacore.googlecode.com/svn/trunk@21487 6afa274c-0927-0410-9b47-a1284d797885
Added test program and fixed a few errors


git-svn-id: http://casacore.googlecode.com/svn/trunk@21488 6afa274c-0927-0410-9b47-a1284d797885