R/metagene.R: Only output the basename of the bam file during coverage analysis
R/metagene.R: Only output the basename of the bam file during coverage analysis

Signed-off-by: Charles Joly Beauparlant <c79f23605b0df744f73b708f25ad0a27ad7758d6@crchul.ulaval.ca>

CharlesJB/metagene