Update cpphs and version

Makefile

@@ -93,7 +93,7 @@ cpphssrc/malcolm-wallace-universe:
 	mkdir -p cpphssrc
 	cd cpphssrc; git clone --branch dot-spaces git@github.com:augustss/malcolm-wallace-universe.git
 
-bootstrapcpphs: cpphssrc/malcolm-wallace-universe bin/cpphs
+bootstrapcpphs: cpphssrc/malcolm-wallace-universe #bin/cpphs
 	MHSCPPHS=bin/cpphs bin/mhs -z -XCPP -icpphssrc/malcolm-wallace-universe/polyparse-1.12/src -icpphssrc/malcolm-wallace-universe/cpphs-1.20.9 cpphssrc/malcolm-wallace-universe/cpphs-1.20.9/cpphs.hs -ogenerated/cpphs.c
 
 # Run test examples with ghc-compiled compiler

MicroHs.cabal

@@ -1,6 +1,6 @@
 cabal-version:       3.0
 name:                MicroHs
-version:             0.9.6.0
+version:             0.9.7.0
 synopsis:            A compiler for Haskell
 license:             Apache-2.0
 license-file:        LICENSE

README.md

@@ -241,7 +241,9 @@ For example, `bin/mhseval +RTS -H1M -v -RTS hello` runs `out.comb` and the progr
 whereas the runtime system sets the heap to 1M cells and is verbose.
 
 ### FFI
-MicroHs supports calling C functions, but all such functions must be in a table in the runtime system.
+MicroHs supports calling C functions.
+When running the program directly (using `-r`) or when generating a `.comb` file only the functions in the table built
+into `src/runtime/eval.c` can be used.  When generating a `.c` file or an executable any C function can be called.
 
 ### Records
 MicroHs implements the record dot extensions.