+1.9.4 - 6/20/2000
+ Converted projection files to C++ library with frnetorderstream
+ Converted image files to C++ library with frnetorderstream
+ Converted filter and convolution to object-oriented code
+ Changed default image file to float from double -- Changable in imagefile.h
+ Optimized image file writing on little-endian architectures
+ Updated README and INSTALL
+