Remove mistakenly added function

Author: oprypin

src/network_lib.cr

@@ -519,25 +519,6 @@ lib CSFML
   # *Returns*: Server response to the request
   fun ftp_upload = sfFtp_upload(ftp: Ftp, local_file: LibC::Char*, dest_path: LibC::Char*, mode: FtpTransferMode): FtpResponse
 
-  # Send a command to the FTP server
-  #
-  # While the most often used commands are provided as member
-  # functions in the Ftp class, this method can be used
-  # to send any FTP command to the server. If the command
-  # requires one or more parameters, they can be specified
-  # in `parameter`. Otherwise it should be an empty string.
-  # If the server returns information, you can extract it
-  # from the response using Response_getMessage().
-  #
-  # *Arguments*:
-  #
-  # * `ftp`: Ftp object
-  # * `command`: Command to send
-  # * `parameter`: Command parameter
-  #
-  # *Returns*: Server response to the request
-  fun ftp_send_command = sfFtp_sendCommand(ftp: Ftp, command: LibC::Char*, parameter: LibC::Char*): FtpResponse
-
   # Enumerate the available HTTP methods for a request
   enum HttpMethod
     Get, Post, Head, Put, Delete

src/network_obj.cr

@@ -566,27 +566,6 @@ module SF
       FtpResponse.wrap_ptr(CSFML.ftp_upload(@this, local_file, dest_path, mode))
     end
 
-    # Send a command to the FTP server
-    #
-    # While the most often used commands are provided as member
-    # functions in the Ftp class, this method can be used
-    # to send any FTP command to the server. If the command
-    # requires one or more parameters, they can be specified
-    # in `parameter`. Otherwise it should be an empty string.
-    # If the server returns information, you can extract it
-    # from the response using Response_getMessage().
-    #
-    # *Arguments*:
-    #
-    # * `ftp`: Ftp object
-    # * `command`: Command to send
-    # * `parameter`: Command parameter
-    #
-    # *Returns*: Server response to the request
-    def send_command(command: String, parameter: String)
-      FtpResponse.wrap_ptr(CSFML.ftp_send_command(@this, command, parameter))
-    end
-
   end
 
   class HttpRequest