Semibin

* Make `--training-type` argument optional

* Add self-supervised learning
* Fix output table to contain correct paths
* Accept `--epochs` as argument in the command line (previously it was
spelled `--epoches`

* Pretrained model from chicken caecum
* Output table with basic information on bins (including N50 & L50)
* When reclustering is used (default), output the unreclusted bins into a
directory called `output_prerecluster_bins`
* Added --verbose flag and silenced some of the output when it is not used
* Use coloredlogs (if package is available)

* Completely remove use of atomicwrites package

* Fix bug when atomicwrite on the network file system (97)
* support .cram format input (104)
* Support using depth file from Metabat2 (103)
* Remove torch version restriction (and test on Python 3.10)
* Better output message when no bins are produced
* More flexible specification of prebuilt models (case insensitive,
normalize - and _)
* Support CRAM input (104)
* Better output message when no bins are produced
* Remove torch version restriction (and test on Python 3.10)
* Support filesystems that do allow you to call fsync on directories (97)

* Fix coverage parsing when value is not an integer (103)
* Fix multi_easy_bin with taxonomy file given on the command line