Genomic regions support

• Genomic region support:
  • Supported format: <CHR>:<START>-<STOP> e.g. Chr1:20-100
  • Marker list to YAML
  • Annotation
• Append metadata suffix to info column:
  • "suffix" paramteter of "create_marker_lists" function
  • e.g. "tags.tissue"
  • Tissue -> "Fibroblast_heart"