change to make properties file loadable from a JAR

[todo]

ParselyGame/launchers/gabywald/parsely/launcher/ParselyMain.java

Lines 43 to 48 in fe0a48f

	// TODO change to make properties file loadable from a JAR
	try (InputStream input = new FileInputStream(ParselyMain.CONFIG_SOCKET_PROPERTIES)) {
	Properties prop = new Properties();
	prop.load(input);
	// System.out.println(prop.getProperty("server.host"));

---

This issue was generated by todo based on a TODO comment in fe0a48f when #10 was merged. cc @gabywald.