check that samples in any config files are not duplicated
For example detect those mistakes:
T4H-B6 1 fastq/T4H-B6_drna_FUSR3_MDM_S7_R1_001.fastq.gz NA reverse
T4HFN-B6 1 fastq/T4HFN-B6_drna_FUSR3_MDM_S8_R1_001.fastq.gz NA reverse
T24H-B6 1 fastq/T24H-B6_drna_FUSR3_MDM_S9_R1_001.fastq.gz NA reverse
T24HFN-B6 1 fastq/T24HFN-B6_drna_FUSR3_MDM_S10_R1_001.fastq.gz NA reverse
T24HFN-B6 1 fastq/T24HFN-B6_drna_FUSR3_MDM_S10_R1_001.fastq.gz NA reverse
T24HFN-B6
is present twice