docs: rclone config file instead of rclone -h to find config file

docs/content/docs.md

@@ -437,8 +437,8 @@ Normally the config file is in your home directory as a file called
 older version). If `$XDG_CONFIG_HOME` is set it will be at
 `$XDG_CONFIG_HOME/rclone/rclone.conf`
 
-If you run `rclone -h` and look at the help for the `--config` option
-you will see where the default location is for you.
+If you run `rclone config file` you will see where the default
+location is for you.
 
 Use this flag to override the config location, eg `rclone
 --config=".myconfig" .config`.

docs/content/faq.md

@@ -15,8 +15,8 @@ work on all the remote storage systems.
 ### Can I copy the config from one machine to another ###
 
 Sure!  Rclone stores all of its config in a single file.  If you want
-to find this file, the simplest way is to run `rclone -h` and look at
-the help for the `--config` flag which will tell you where it is.
+to find this file, run `rclone config file` which will tell you where
+it is.
 
 See the [remote setup docs](/remote_setup/) for more info.
 

docs/content/remote_setup.md

@@ -74,15 +74,14 @@ So first configure rclone on your desktop machine
 
 to set up the config file.
 
-Find the config file by running `rclone -h` and looking for the help for the `--config` option
+Find the config file by running `rclone config file`, for example
 
 ```
-$ rclone -h
-[snip]
-      --config="/home/user/.rclone.conf": Config file.
-[snip]
+$ rclone config file
+Configuration file is stored at:
+/home/user/.rclone.conf
 ```
 
 Now transfer it to the remote box (scp, cut paste, ftp, sftp etc) and
-place it in the correct place (use `rclone -h` on the remote box to
-find out where).
+place it in the correct place (use `rclone config file` on the remote
+box to find out where).