Added install target.

Makefile

@@ -85,5 +85,11 @@ perf:
 run:
 	@ clear; ./$(EXE)
 
+install:
+	@ [ "$$(id -u)" = "0" ]    && \
+	chown root:root ./$(EXE)   && \
+	chmod u+s ./$(EXE)         && \
+	cp ./$(EXE) /usr/local/bin
+
 clean:
 	@ rm -rf $(EXE) $(EXE).dSYM