Some header work

workflow/qhtcp-workflow

@@ -302,14 +302,12 @@ print_header() {
   echo "Arguments: $*"
   echo ""
   echo "Using scans directory: $SCANS_DIR"
-  echo "Change the SCANS_DIR environment variable to override"
-  echo "Example: SCANS_DIR=/path/to/scans ./qhtcp-workflow"
-  echo ""
   echo "Using output directory: $OUT_DIR"
-  echo "Change the out_DIR environment variable to override"
+  echo "Change the SCANS_DIR or OUT_DIR environment variable(s) to override"
   echo "Example: SCANS_DIR=/path/to/scans OUT_DIR=/path/to/out ./qhtcp-workflow"
   echo ""
 
+  # Gather projects from SCANS_DIR
   shopt -s nullglob
   projects=("$SCANS_DIR"/*/)
   shopt -u nullglob