code: public VariantAvroFilters addFilter(String filters) {
          String[] filtersSplit = filters.split(";");
          return addFilter(filtersSplit);
      }
docs: Add a list of comma semi colon filters. Must pass all filters.
  Each filter can be defined with {type}:{key}[>|<|=]{value}
  Example:
  FORMAT:GQ>10;INFO:DP>40;FILTER=lowGQ,lowDP
  
  @param filters          Filters