- fixed program version number reported when spice is run to make it consistent
with the version of the program.
- several patches to fix compilation warnings due to missing header files and
some inconsistent variable types.
- broke out previous patch-aa which patched several files into 1 patch per file.
- fixed some code which returned the address of a local char array variable.
- added GNU readline support (a huge improvement in the interface)
- changed USE_X11BASE to USE_X11. No reason to install into X11BASE.
- removed 'x' target from package Makefile
