fix the function which checks for a remote repository

borg_interface.cfg

@@ -1,5 +1,5 @@
 [DEFAULT]
-server: fileserver.2li.local
+server: 10.7.89.108
 user: borg
 repository_path: /home/borg/backup/gwyn
-password: 
+password: 7EMvQ9G4ay7woHXSS5Dt27eZDsnDZu 

interface_functions.py

@@ -45,7 +45,7 @@ def configuration():
     config.read('borg_interface.cfg')
     # assign the repository variable
     print(config['DEFAULT']['server'])
-    if 'server' in config:
+    if 'server' in config['DEFAULT']:
         repository = (config['DEFAULT']['user']
                      + "@"
                      + config['DEFAULT']['server']