Jackson smoothed chebyshev and (untested) completion of force terms

for Cayley, Partial and Cont fraction dwf and overlap.
have even odd and unprec forces.

scripts/substitute-global

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+export LANG=C
+find . -name "*.cc" -print -exec sed -e "s/${1}/${2}/g" -i .bak {} \;
+find . -name "*.h" -print -exec sed -e "s/${1}/${2}/g" -i .bak {} \;
+find . -name "*.bak" -exec rm -f {} \;