Fixed unit tests which were failing because of the change in formatting integers

unit-tests/complex-list.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-expected='(1 2 3 ("Fred") nil 77354)'
+expected='(1 2 3 ("Fred") nil 77,354)'
 actual=`echo "'(1 2 3 (\"Fred\") () 77354)" | target/psse | tail -1`
 
 if [ "${expected}" = "${actual}" ]

unit-tests/recursion.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-expected='nil 3628800'
+expected='nil 3,628,800'
 output=`target/psse 2>/dev/null <<EOF
 (progn
   (set! fact

unit-tests/reverse.sh

@@ -11,7 +11,7 @@ else
     exit 1
 fi
 
-expected='(1024 512 256 128 64 32 16 8 4 2)'
+expected='(1,024 512 256 128 64 32 16 8 4 2)'
 actual=`echo "(reverse '(2 4 8 16 32 64 128 256 512 1024))" | target/psse | tail -1`
 
 if [ "${expected}" = "${actual}" ]