CDScompare 0.3.0rc6

Small fixes for the all pairing mode.

• Fixed reporting of unpaired loci in all mode.
• Restricted all mode to comparisons between exactly two GFF files.
• Updated documentation accordingly.

Installation:

pip install cdscompare==0.3.0rc6

docker pull ghcr.io/johgi/cdscompare:0.3.0rc6