Fix typo

client.go

@@ -78,7 +78,7 @@ type Client struct {
 // ClientOption is a function that configures a client
 type ClientOption func(cli *Client) error
 
-// NewClient reeturns a new Salty IM client for sending and receiving
+// NewClient returns a new Salty IM client for sending and receiving
 // encrypted messages to other Salty IM users as well as decrypting
 // and displaying messages of the user's own inbox.
 func NewClient(options ...ClientOption) (*Client, error) {