package despote.lib;

public class RefStrings{
  public static final String MODID = "despote";
  public static final String NAME = "Despotic Mod";
  public static final String VERSION = "0.1";
}

package despote.lib;

public class RefStrings{
  public static final String MODID = "despote";
  public static final String NAME = "Despotic Mod";
  public static final String VERSION = "0.1";
  public static final String CLIENTSIDE = "despote.proxy.ClientProxy";
  public static final String SERVERSIDE = "despote.proxy.ServerProxy";
}

Update RefStrings.java