Tidy up after merge

README.md

@@ -25,6 +25,8 @@ All files from the given section and user will be downloaded to the current dire
 
  `./furaffinity-dl -o koulsFavs favorites/koul`
 
+For a full list of command line arguemnts use `./furaffinity-dl -h`.
+
 You can also log in to download restricted content. To do that, log in to FurAffinity in your web browser, export cookies to a file from your web browser in Netscape format (there are extensions to do that [for Firefox](https://addons.mozilla.org/en-US/firefox/addon/ganbo/) and [for Chrome/Vivaldi](https://chrome.google.com/webstore/detail/cookiestxt/njabckikapfpffapmjgojcnbfjonfjfg)) and pass them to the script as a second parameter, like this:
 
  `./furaffinity-dl -c /path/to/your/cookies.txt gallery/gonnaneedabiggerboat`

furaffinity-dl

@@ -28,6 +28,8 @@ Arguments:
  -p (P)lain file without any additional metadata
  -r Don't (R)ename files, just give them the same
     filename as on facdn
+ -n (N)unmber of images to download, starting from
+    the most recent submission
 
 Examples:
  $0 gallery/mylafox
@@ -163,7 +165,7 @@ https://github.com/Xerbo/furaffinity-dl/issues" >&2
 
         # If there is a file download limit then keep track of it
         if [ "$maxsavefiles" -ne "0" ]; then
-            download_count=$((download_count + 1))
+            download_count="$((download_count + 1))"
 
             if [ "$download_count" -ge "$maxsavefiles" ]; then
                 echo "Reached set file download limit."