Merge pull request #161 from SciLifeLab/develop

Develop
Correct columns for report output. Add debugging info and custom sequence capture key
Return demux_read_counts / 2. Add suggested action point to warning message for missing instrument information
Merge branch 'hotfix/get_read_pairs_from_demultiplex_stats'
Merge branch 'hotfix/get_read_pairs_from_demultiplex_stats' into develop
Cast string as int
Merge branch 'master' into develop
Make get_bc_count return bc count by sample and lane
Merge branch 'hotfix/demux_lane_sample_lookup' into develop
Reformat best practice template