code: public static Builder regex(final Builder pBuilder) {
          Builder builder = new Builder();
  
          //Using created StringBuilder
          builder.prefixes.append(pBuilder.prefixes);
          builder.source.append(pBuilder.source);
          builder.suffixes.append(pBuilder.suffixes);
          builder.modifiers = pBuilder.modifiers;
  
          return builder;
      }
docs: Creates new instance of VerbalExpression builder from cloned builder
  
  @param pBuilder - instance to clone
  @return new VerbalExpression.Builder copied from passed
  @since 1.1