Quality reports of RRBS data before quality trimming

The FastQC-reports of the 63 RRBS libraries before quality trimming. The plots follow the standard FasQC-format and include basic statistics, per base sequence quality, per tile sequence quality, per sequence quality scores, per base sequence content, per sequence GC content, per base N content, sequence length distribution, sequence duplication levels, overrepresented sequences and adapter content.