CHANGES file for Truss Solver

0.1.0 in the beginning it could just draw a triangle

... lots of additions

0.4.0 added node, elem, mpset and bcs dialogs

0.4.1 tested compiling under Irix

0.5.x  vector and matrix classes with solver added
	switch to tmake profile and tried both platforms

0.6.0 file i/o added

0.6.1 first check of printing on both platforms -- scaling still not
	quite right

0.6.2-3 added bad model checks and zero denominator check in matrix::solve

0.6.4 added coincident node check

0.6.5 added copyright notices to all .cpp files and GPL COPYING file to mktar.
      added README.QT file and its copyright notices as well.
      added private declarations of copy constructor and = operator to truss_model
      added example.cpp on how to use truss_model Class stand-alone.

0.6.6
	increased startup size to 500x400
	hacked qfiledlg.cpp to pass filter thru under WIN32 and added
	ifdefs and WIN32 filter definitions to mywin.cpp
	added wait cursor to solve
0.6.7
	removed the ifdefs, final hack does not need them for filter in 
	qfiledlg.cpp
	added icons to the rest of the windows
	added ViewText dialog and View Results to model menu
