Fixed fasta format from fixed columns sequences to 1 line sequences

Changed misleading column names in statistics files:
- time -> pggb.time
- cpu -> pggb.cpu
- mem -> pggb.mem

Changed path parsing from odgi path to a simple grep

v1.5

See merge request !10

Script to map short reads against a graph using vg giraffe

Fixed reference to old apptainer image

Using config.yaml, make some steps optional as PAV matrices creation

See : https://github.com/pangenome/PanSN-spec

Produce Panacus HTML reports for each chromosome

v1.4

See merge request !9

Small script to download the app images in the specific directory.