docker tests included for v5.7.1

updated version to 5.7.0

added option --output_dir | -O to both TransDecoder.LongOrfs and Tran…

…sDecoder.Predict, as per request, so users can point to specific output directories rather than relying on the default ( basename(target.fasta) + ".transdecoder_dir/").

Release 5.4.0

cleanup

release v5.2 Apri 21

release v5.1.0

prep for release v5.0.2

prep for release v5.0.2

included support for gmap-aligned transcripts