Update test target

README

@@ -26,4 +26,4 @@ Show version string:
 > amath version
 
 Run regression tests:
-> amath test
+> amath --test

README.md

@@ -29,4 +29,4 @@ Install by copying the desired amath binary to C: or any other appropriate locat
     > amath version
 
     Run regression tests:
-    > amath test
+    > amath --test

configure

@@ -1219,7 +1219,7 @@ echo
 echo ".PHONY: test"
 echo "test: amath"
 echo "	LD_LIBRARY_PATH=src/clib/:src/lib:src/cplex:scr/real"
-echo "	./amath test"
+echo "	./amath --test"
 echo
 echo ".PHONY: install"
 echo "install:"