qrp_report

Merge pull request #41 in AD/qrp_report from DEV-15018 to staging

* commit 'b00e3fc19c4c80a0843c2edad48b413dc12e2de6': (32 commits)
  DEV-15018: Format risk ratio when missing
  DEV-15018: Update look start to 1 to always assign MP dates across multiple looks
  DEV-15018: Update risk difference labels, add rrchar to proc report
  DEV-15018: Update T4 columns and labels
  DEV-15018: Fix numeric to character conversion
  DEV-15018: Add put statmement to caliper variable
  DEV-15018: Remove periodid loop from TOC
  DEV-15018: Move s11 macro variable, remove periodid loop, add in monitoringperiod logic to print column
  DEV-15018: Generalize comment in TOC
  DEV-15018: Fix comment typo
  DEV-15018: Change tablecounter to tablenum, fix tablenum value, change excel formatting, add logic for adjusted ORs
  DEV-15018: Adjust multiple formatting issues, generalize table counter macro variable, add logic for labelfile
  DEV-15018: Move logic around for stratification file
  DEV-15018: Put back code for NaN values in risk diff macro
  DEV-15018: Fix excel workbook generation and missing values for IPTW
  DEV-15018: Add N/A for stratificationfile, format missing values to 0/NaNs
  DEV-15018: Make IPTW N/A values NaN
  DEV-15018: Default conditional macro variable for certain analyses, set N/A value for IPTW unweighted tables
  DEV-15018: Set PDF report to landscape, re-add column widths
  DEV-15018: Format monitoring period column
  ...