FDS User Guide: Improve longtable formatting

Author: mcgratta

Manuals/Bibliography/commoncommands.tex

@@ -44,6 +44,7 @@
 \usepackage{geometry}
 \usepackage{relsize}
 \usepackage{longtable}
+\usepackage{xltabular}
 \usepackage{lscape}
 \usepackage{booktabs}
 \usepackage{colortbl}