* add software/cooler
* fix the wrong files uploaded.
* create a branch for cooler/merge
* remove the bin_size from metadata.
* update the test_data to test-datasets
* update pytest_modules.yml
* update the test file from single input file to two input file.
update the output file from hdf5 to bedpe.
* update the version.txt to version.yml and functions.nf
* change version.yml to versions
* update the test file path and fix the output versions.
* Update meta.yml
Correct "version" to "versions"
* Update main.nf
Fix typo
* Update main.nf
Remove some spaces
Co-authored-by: Gregor Sturm <mail@gregor-sturm.de>
Co-authored-by: Sébastien Guizard <sguizard@ed.ac.uk>
