#306 Change help provider to non-static / add calls to help functionality

src/main/java/fr/xephi/authme/command/executable/email/EmailBaseCommand.java

@@ -2,8 +2,11 @@ package fr.xephi.authme.command.executable.email;
 
 import fr.xephi.authme.command.CommandService;
 import fr.xephi.authme.command.ExecutableCommand;
+import fr.xephi.authme.command.FoundCommandResult;
+import fr.xephi.authme.command.help.HelpProvider;
 import org.bukkit.command.CommandSender;
 
+import java.util.Collections;
 import java.util.List;
 
 /**
@@ -13,7 +16,7 @@ public class EmailBaseCommand implements ExecutableCommand {
 
     @Override
     public void executeCommand(CommandSender sender, List<String> arguments, CommandService commandService) {
-        // FIXME #306 use getCommandService().getHelpProvider();
-        // FIXME #306 HelpProvider.printHelp()
+        FoundCommandResult result = commandService.mapPartsToCommand(sender, Collections.singletonList("email"));
+        commandService.outputHelp(sender, result, HelpProvider.SHOW_CHILDREN);
     }
 }