Added instructions for -S option

README.md

@@ -127,7 +127,7 @@ To use fiche you have to have netcat installed. You probably already have it - t
 usage: fiche [-D6epbsdSolBuw].
              [-d domain] [-p port] [-s slug size]
              [-o output directory] [-B buffer size] [-u user name]
-             [-l log file] [-b banlist] [-w whitelist]
+             [-l log file] [-b banlist] [-w whitelist] [-S]
 ```
 
 These are command line arguments. You don't have to provide any of them to run the application. Default settings will be used in such case. See section below for more info.
@@ -171,7 +171,7 @@ __Default value:__ `localhost`
 
 #### Slug size `-s`
 
-This will force slugs to be of requires length:
+This will force slugs to be of required length:
 
 ```
 fiche -s 6
@@ -187,6 +187,19 @@ __Default value:__ 4
 
 -------------------------------------------------------------------------------
 
+#### HTTPS `-S`
+
+If set, fiche returns url with https prefix instead of http
+
+```
+fiche -S
+```
+
+__Output url with this parameter__: `https://localhost/xxxx`,
+where x is a randomized character
+
+-------------------------------------------------------------------------------
+
 #### User name `-u`
 
 Fiche will try to switch to the requested user on startup if any is provided.