v0.1-r3

1. Added ulimit -u (max user processes) check (lowers the THREADS if the resource is insufficient) and automatic retries on failed jobs (#20, #23, #24).
2. Added support for user-defined pileup model prefix --pileup_model_prefix and full-alignment model prefix --fa_model_prefix.
3. Added contig validity check. Contigs specified in BED but not in BAM won't be used.
4. Added an ONT Guppy5 model (ont_guppy5).

v0.1-r2

1. Fixed BED file out of range error (#12)
2. Added support for both .bam.bai and .bai BAM index filename (#10).
3. Added some boundary checks on inputs.
4. Added version checks on required packages and utilities.
5. Increased pipeline robustness.

v0.1-r1

1. Support relative path in Conda, but Docker and Singularity still require absolute path (#5).
2. Fix taskset CPU-core visibility and provide a Singularity image (#6).

v0.1

Initial release