+Nov 7, 2010 Version 5.2.0
+ * tools/ifexport.cpp: Add Text output option (thanks to
+ Christian Thibaudeau)
+
+Aug 22, 2009 Version 5.1.3
+ * src/ctsim.cpp
+ - Improve numbering of unnamed documents. Reduce cut-and-paste code.
+ * configure.ac
+ - Use new AC_INIT form to include package information, email, url
+
+Aug 21, 2009 Version 5.1.2
+ * Conditionalize debugging output
+
+Aug 20, 2009 Version 5.1.1
+ * Use new wxFont constructor. Adjust font sizes.
+
+Aug 12, 2009 Version 5.1.0
+ * All known wxwidgets 2.8 compatibility issues have been fixed
+
+Aug 6, 2009 Version 5.0.6
+ * Use wxWidgets command-line processing rather than existing
+ native processing.
+ * ezset.cpp: Initialize scale settings in constructor
+ * Improve titles of frames
+ * configure.ac: Use wx-config to determine name of wxGL library
+ * src/graph3dview.cpp: wx2.8 compatibility changes to eliminate
+ segv crash when creating 3D objects
+
+Aug 3, 2009 Version 5.0.5
+ * Fix plots when maximum plot value is the same as minimum
+
+Aug 3, 2009 Version 5.0.5
+ * More wx2.8 compatibility fixes.
+ * Fix initial size of Log TextCtrl at start-up.
+ * Fix display of values in Log window by cleaning up string
+ transformtions.
+
+Aug 2, 2009 Version 5.0.4
+ * More wx2.8 compatibility fixes. Ensure that a resize of a window
+ causes a full repaint for phantom, plot, and graph3d canvases.
+
+Aug 1, 2009 Version 5.0.1
+ * missing: Update to latest automake version
+ * configure: make compatible with wxMac
+ * update few source files for non-unicode wxWidgets 2.8 compatibility
+
+Aug 1, 2009 Version 5.0.0
+ * Major revision of wxWidgets code to port from wx2.4 to wx2.8
+ Currently, code compiles without warnings, but there are
+ GUI visual problems at the momemt running with wx2.8
+
+Sep 17, 2007 Version 4.5.5
+ * better cleaning in makefiles
+ * use "const char" variables for string literals
+
+Sep 10, 2007 Version 4.5.4
+ * configure.ac: Fix builds with multiple versions of wx-config
+ -- thanks to Steve White
+
+Apr 1, 2007 Version 4.5.3
+ * include/timer.h: Fix building on GCC 4.3
+ -- thanks to Martin Michlmayr
+
+Oct 19, 2006 Version 4.5.2
+ * src/lipctsim/imagefile.cpp: Change delete to fftw_free
+ -- thanks to Sven Huth
+
+Oct 18, 2006 Version 4.5.1
+ * configure: rebuild from configure.ac
+
+Oct 15, 2006 Version 4.5.0
+ * libctsim/backprojectors.cpp: Fix for iteration bug in backprojection
+ and simply computing rotScale -- thanks to Dan Martin.
+
+Mar 16, 2006 Version 4.4.4
+ * Changes for g++ 4.1 support
+
+Aug 22, 2005 Version 4.4.2
+ * New URL for downloading CTSim
+
+Aug 22, 2005 Version 4.4.1
+ * work-around for compilation problems on Fedora 4 and wxWin 2.4.2
+
+Aug 22, 2005 Version 4.4.0
+ * Changes in configure.ac for X.org compatibility with Debian Etch
+ and FC4. May not be backward compatibility with XFree86.
+
+Aug 10, 2004 Version 4.3.2, Version 4.3.3
+ * Minor changes in man pages to fix groff warnings
+
+Nov 1, 2003 Version 4.3.1
+ * Add support for SuSE AMD64
+
+Oct 5, 2003 Version 4.3.0
+ * Ported to incompatible FFTW3 library. CTSim will no longer compile or
+ run with FFTW2.
+ * Save FFTW3 in $HOME/.fftw3-wisdom on platforms where getenv function
+ is available
+
+Oct 3, 2003 Version 4.2.7
+ * Add support for building on RedHat AMD64
+
+Sep 30, 2003 Version 4.2.7
+ * Fix minor issue with floating point difference backprojection, add
+ optimization
+
+ * Fix building with newest versions of automake 1.7
+
+ * Add support for 8-byte longs [for example, Athlon64] in
+ integer difference backprojection allowing for 64-bit integer
+ math.
+