Fix formatting

latex/fmt/format.sh

@@ -12,6 +12,12 @@ idx=1
 total=$(echo "$files" | wc -l)
 for file in $files; do
     echo "Processing file $idx / $total"
-	latexindent -s -w $file
-    ((idx++))
+	latexindent -s -w -l $file
+    idx=$((idx + 1))
+done
+
+echo "Cleaning up..."
+backups=$(find . -type f | grep "\.bak")
+for backup in $backups; do
+    rm $backup
 done