Adding configurations docs

docs/configuration/transport/ftp.md

@@ -0,0 +1,21 @@
+# FTP transport configuration
+
+ ## JSON
+```
+"Ftp": {
+  "host"      : "ftp.domain.com",
+  "login"     : "login",
+  "password"  : "password",
+  "folder"    : "/folder"
+},
+```
+ ## General 
+-
+ 
+ ## Options
+host (mandatory)   = ftp host without schema ("ftp://")
+login              = ftp login (mandatory if not anonymous)
+password           = ftp password (mandatory if not anonymous)
+folder             = the folder you want to put the backup in. If not set, the backup will be put in the ftp root
+
+