[illumina_qc] Improve fastq channel building
Regex in Channel construction is too stringeant : '/**_R{1,2}(_*)?.fastq.gz'
By this way if fastq file name finish by R1.fastq.gz, it will be not add to the Channel.
Regex in Channel construction is too stringeant : '/**_R{1,2}(_*)?.fastq.gz'
By this way if fastq file name finish by R1.fastq.gz, it will be not add to the Channel.