AddCountryForm: put different checks to different groups.

Should be in 5a125e1 commit.

No functional changes.

Author: php-coder

src/main/java/ru/mystamps/web/model/AddCountryForm.java

@@ -45,7 +45,8 @@
 	Group.Level2.class,
 	Group.Level3.class,
 	Group.Level4.class,
-	Group.Level5.class
+	Group.Level5.class,
+	Group.Level6.class
 })
 public class AddCountryForm implements AddCountryDto {
 
@@ -79,7 +80,7 @@ public class AddCountryForm implements AddCountryDto {
 			groups = Group.Level5.class
 		)
 	})
-	@UniqueCountryName(lang = Lang.EN, groups = Group.Level5.class)
+	@UniqueCountryName(lang = Lang.EN, groups = Group.Level6.class)
 	private String name;
 
 	@NotEmpty(groups = Group.Level1.class)