add structures file for minecraft

games/minecraftgame/structures.go

@@ -0,0 +1,17 @@
+package minecraftgame
+
+type JavaVersion struct {
+	Version   `json:"version"`
+	Specifics []struct {
+		Os   string `json:"os"`
+		Arch string `json:"arch"`
+		URL  string `json:"URL"`
+		Sha1 string `json:"SHA1"`
+	} `json:"specifics"`
+}
+
+type Version struct {
+	Major string `json:"major"`
+	Minor string `json:"minor"`
+	Patch string `json:"patch"`
+}