Redesigned the /velocity command somewhat

proxy/src/main/java/com/velocitypowered/proxy/command/VelocityCommand.java

@@ -7,21 +7,20 @@ import com.velocitypowered.proxy.VelocityServer;
 import net.kyori.text.TextComponent;
 import net.kyori.text.event.ClickEvent;
 import net.kyori.text.format.TextColor;
+import net.kyori.text.format.TextDecoration;
 import org.checkerframework.checker.nullness.qual.NonNull;
 
 public class VelocityCommand implements Command {
     @Override
     public void execute(CommandSource source, String[] args) {
         String implVersion = VelocityServer.class.getPackage().getImplementationVersion();
-        TextComponent thisIsVelocity = TextComponent.builder()
-                .content("This is ")
-                .append(TextComponent.of("Velocity " + implVersion, TextColor.DARK_AQUA))
-                .append(TextComponent.of(", the next generation Minecraft: Java Edition proxy.").resetStyle())
-                .build();
-        TextComponent velocityInfo = TextComponent.builder()
-                .content("Copyright 2018 Velocity Contributors. Velocity is freely licensed under the terms of the " +
-                        "MIT License.")
+        TextComponent velocity = TextComponent.builder("Velocity ")
+                .decoration(TextDecoration.BOLD, true)
+                .color(TextColor.DARK_AQUA)
+                .append(TextComponent.of(implVersion == null ? "<unknown>" : implVersion).decoration(TextDecoration.BOLD, false))
                 .build();
+        TextComponent copyright = TextComponent.of("Copyright 2018 Velocity Contributors. Velocity is freely licensed under the terms of the " +
+                "MIT License.");
         TextComponent velocityWebsite = TextComponent.builder()
                 .content("Visit the ")
                 .append(TextComponent.builder("Velocity website")
@@ -35,8 +34,8 @@ public class VelocityCommand implements Command {
                         .build())
                 .build();
 
-        source.sendMessage(thisIsVelocity);
-        source.sendMessage(velocityInfo);
+        source.sendMessage(velocity);
+        source.sendMessage(copyright);
         source.sendMessage(velocityWebsite);
     }