Feature/bacnet secure connect hub (#818)

* Added BACnet Secure Connect datalink.

* Added BACnet/SC hub application
---------

Co-authored-by: Kirill Neznamov <kirill.neznamov@dsr-corporation.com>
Co-authored-by: Mikhail Antropov <michail.antropov@dsr-corporation.com>
Co-authored-by: Ondřej Hruška <ondra@ondrovo.com>
Co-authored-by: Patrick Grimm <patrick@lunatiki.de>

test/bacnet/basic/object/bacfile/src/main.c

@@ -65,6 +65,8 @@ static void test_BACnet_File_Object(void)
         required_property++;
     }
 
+    bacfile_cleanup();
+
     return;
 }
 /**