+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
+