make rule for generating a release generic

Makefile

@@ -9,24 +9,24 @@ EXE:=release/Magarena.exe
 
 all: $(MAG) $(EXE) tags
 
-1.14:
-	-rm -rf Magarena-1.14
-	-rm Magarena-1.14.zip
-	mkdir -p Magarena-1.14/Magarena
+1.%:
+	-rm -rf Magarena-1.$*
+	-rm Magarena-1.$*.zip
+	mkdir -p Magarena-1.$*/Magarena
 	cp \
 			release/gpl-3.0.html \
 			release/Magarena.exe \
 			release/Magarena.sh \
 			release/Magarena.command \
 			release/README.txt \
-			Magarena-1.14
+			Magarena-1.$*
 	cp -r \
 			release/avatars \
 			release/decks \
 			release/mods \
 			release/sounds \
-			Magarena-1.14/Magarena
-	-zip -r Magarena-1.14.zip Magarena-1.14
+			Magarena-1.$*/Magarena
+	-zip -r Magarena-1.$*.zip Magarena-1.$*
 
 jar: $(MAG)