combined trend_analysis config data from C::Chart & M::Audit into yml file for simplicity of maintenance and extension

moved path to ChartDirector from /home/raj/perl5/lib/perl5/ChartDirector to /home/raj/perl-lib/ChartDirector/lib where ~/perl-lib/ChartDirector is symlink to CD v6.0; enabled trend_analysis graphs

added percent col to monthly register_and_error_log; enabled reason for vial deletion for all vials, not just tyhose allocated to plate

new audit function 'trend analysis' - requires ChartDirector v6 for rounded-corners

tidied up & simplified results data structure for report page; new rows for pcr worksheet

combined results and result summary blocks in report page

expanded html help files

pcr worksheet redesign & a couple of tt typos

amended wording of comment update info on report

added specimen taken date to plasma storage worklist

reports display author & timestamp of result summary and amended comment; new result_summary.user_id field; new disgnostic terms for ngs_myeloid list; removed non-consented patients from genomics SLF worklist; extraction worksheet edits

amended plasma storage worklist template as requested in RfC; corrected genomics_xml update success from $n to $result->rows & added warning on failure to update

amended genomics_xml.pl script to overwrite unit number if it doesn't match expected participant_id; bugfixes and updates to test scripts

bugfix to ppm_and_results.pl - caused cron log error 13/9/2016

added warning for storage vial edit if vial already signed out; moved location of storage comment field; bugfix to code determining whether to load comment header - data item is array not scalar