GBWTGraph v0.7

• File format version 3:
  • Optional serialization using simple-sds structures.
  • SDSL file format is compatible with versions 1-2.
• GBZ format for space-efficient storage of GFA with many paths.
  • Wrapper for GBWT and GBWTGraph serialized using the simple-sds format.
  • Better defined semantics.
• Serialization and loading use exceptions to handle failures.
• Requires version 2.3 of the vgteam fork of SDSL and GBWT version 1.3.
• gfa2gbwt outputs the compressed simple-sds .gbz format by default.