Merge pull request #28 from abdullahibnnadjo/master

Address #27

Makefile

 	help2man $(MANFLAGS) ./light | gzip - > light.1.gz
 
 install: light man
-	mkdir -p $(BINDIR)
-	cp -f ./light $(BINDIR)/light
-	chown root $(BINDIR)/light
-	chmod 4755 $(BINDIR)/light
-	mkdir -p $(MANDIR)
-	mv light.1.gz $(MANDIR)
+	install -dZ $(BINDIR)
+	install -DZ -m 4755 ./light -t $(BINDIR)
+	install -dZ $(MANDIR)
+	install -DZ light.1.gz -t $(MANDIR)
 
 uninstall:
-	rm $(BINDIR)/light
+	rm -f $(BINDIR)/light
 	rm -rf /etc/light
-	rm $(MANDIR)/light.1.gz
+	rm -f $(MANDIR)/light.1.gz
 
 clean:
 	rm -vfr *~ light light.1.gz

README.md

 
 ### Manual
 
+You need the `help2man` package, required for install.
+
 `make && make install`
 
 **Optional:** If you want to use udev rules instead of suid to manage sysfs permissions, you may skip the `make install` step and instead add something like the following to `/etc/udev/rules.d/90-backlight.rules` after copying your binaries: