30 Nov 2006:  QSAS 2.2.00:   First release under autoconf.
06 Dec 2006:  QSAS 2.2.00a:  Fix for install from autoconf for pgplot
25 Jan 2007:  QSAS 2.2.01:   Fixes for spectrogram plot, Minimum variance ps files, subsetting. Adds Intel Mac port.
16 Apr 2007:  QSAS 2.2.02:   Ability to read Themis files and epoch16. Minor bug fixes.
25 Apr 2007:  QSAS 2.2.03:   Ability to use external helper files to provide missing metadata such as Frame. Major bug fix for 2.2.02b.
                             Speed enhancements in reading cef files with many records. Minor bug and autoconf install fixes.
04 Jun 2007:  QSAS 2.2.04:   Smaller Calculator window, fixes to reading Themis files, auto-generation of buildPlugin script.
21 Nov 2007:  QSAS 2.2.06:   Added new colour tables, XY spectrograms from array slices and XY traces from array slices.
                             Code restructuring in preparation for port to Windows under cygwin.
27 Nov 2007:  QSAS 2.2.06a:  Minor fixes to cdf writing of string arrays, occasional crash in direct import
                             and problems installing using autoconf with gfortran.
