Cleanup main loop

workflow/qhtcp-workflow

@@ -363,6 +363,9 @@ interactive_header() {
   echo "Example: SCANS_DIR=/path/to/scans OUT_DIR=/path/to/out ./qhtcp-workflow $*"
   echo ""
 
+  underline=$(tput smul)
+  nounderline=$(tput rmul)
+
   # Ask to make our custom R library the default
   if [[ -z $R_LIBS_USER || $R_LIBS_USER != "$HOME/R/$SCRIPT_NAME" ]]; then
     echo "This script uses a local R library at $HOME/R/$SCRIPT_NAME"
@@ -381,7 +384,7 @@ interactive_header() {
   fi
   echo ""
 
-  echo "Available Modules:"
+  echo "${underline}Available Modules${nounderline}"
   # Determine if we need two columns
   if [[ ${#ALL_MODULES[@]} -gt 8 ]]; then
     # Calculate the number of elements in each column
@@ -521,7 +524,6 @@ interactive_header() {
       done
     fi
   fi
-  echo ""
 
   # Let user choose or add project(s)
   if [[ ${#PROJECTS[@]} -eq 0 ]]; then