removed templates for Meta command since they are moved to swagger-codegen-generator repo.

Author: HugoMario

modules/swagger-codegen-cli/src/main/java/io/swagger/codegen/cmd/Meta.java

@@ -25,7 +25,6 @@ public class Meta implements Runnable {
 
     private static final String TEMPLATE_DIR_CLASSPATH = "v2/codegen";
     private static final String MUSTACHE_EXTENSION = ".mustache";
-    private static final String CODEGEN_GENERATOR_VERSION = "1.0.0-SNAPSHOT";
 
     private String outputFolder = "";
     private String name = "default";