Rename ShellMethod.help() to value(), as it is the only mandatory attribute.

spring-shell-standard-commands/src/main/java/org/springframework/shell/standard/commands/Clear.java

@@ -48,7 +48,7 @@ public class Clear {
 	@Autowired @Lazy
 	private Terminal terminal;
 
-	@ShellMethod(help = "Clear the shell screen.")
+	@ShellMethod("Clear the shell screen.")
 	public void clear() {
 		terminal.puts(InfoCmp.Capability.clear_screen);
 	}

spring-shell-standard-commands/src/main/java/org/springframework/shell/standard/commands/Help.java

@@ -76,7 +76,7 @@ public class Help {
 		this.commandRegistry = commandRegistry;
 	}
 
-	@ShellMethod(help = "Display help about available commands.", prefix = "-")
+	@ShellMethod(value = "Display help about available commands.", prefix = "-")
 	public CharSequence help(
 			@ShellOption(defaultValue = ShellOption.NULL,
 					valueProvider = CommandValueProvider.class,

spring-shell-standard-commands/src/main/java/org/springframework/shell/standard/commands/Quit.java

@@ -41,7 +41,7 @@ public class Quit {
 	 */
 	public interface Command {}
 
-	@ShellMethod(help = "Exit the shell.", value = {"quit", "exit"})
+	@ShellMethod(value = "Exit the shell.", key = {"quit", "exit"})
 	public void quit() {
 		throw new ExitRequest();
 	}

spring-shell-standard-commands/src/main/java/org/springframework/shell/standard/commands/Stacktrace.java

@@ -50,7 +50,7 @@ public class Stacktrace {
 	private ThrowableResultHandler throwableResultHandler;
 
 
-	@ShellMethod(value = ThrowableResultHandler.DETAILS_COMMAND_NAME, help = "Display the full stacktrace of the last error")
+	@ShellMethod(key = ThrowableResultHandler.DETAILS_COMMAND_NAME, value = "Display the full stacktrace of the last error")
 	public void stacktrace() {
 		if (throwableResultHandler.getLastError() != null) {
 			throwableResultHandler.getLastError().printStackTrace(terminal.writer());