Allow the mod to be loaded in a dedicated server environment

src/main/java/com/replaymod/render/ReplayModRender.java

@@ -22,6 +22,7 @@ import java.util.List;
         version = "@MOD_VERSION@",
         acceptedMinecraftVersions = "@MC_VERSION@",
         acceptableRemoteVersions = "*",
+        clientSideOnly = true,
         useMetadata = true)
 public class ReplayModRender {
     public static final String MOD_ID = "replaymod-render";