Large deletion improperly reported

[massyah]

Correct deletion is one nt, at position 405 of the C fragment. Reported deletion is

 src/principal.py --fastq data/synthetic/bug_0_large_deletion/C_test2.fastq --experiment TP53 --fasta data/reference/reference_TP53.fasta --samplekey synth2 --snp data/reference/snp_TP53.tab --npermutations 5 --min_support_percentage 10

[...] NM_000546.5:c.995_1055delTGCTACTTGACTTACGATGGTGTTACTTCCTGATAAACTCGTCGTAAGTTGAAAATATTAT 1 132 0.000000 inf