#136: ServerConfig is public API but was declared package private

Author: bbottema

src/main/java/org/simplejavamail/mailer/ServerConfig.java

@@ -7,7 +7,7 @@
 import static org.simplejavamail.internal.util.MiscUtil.checkArgumentNotEmpty;
 import static org.simplejavamail.internal.util.MiscUtil.valueNullOrEmpty;
 
-class ServerConfig {
+public class ServerConfig {
 	private final String host;
 	private final Integer port;
 	private final String username;