Adapter refactor

Allows using different ways to retrieve hosts IP address

transip_client/logging/file.yml

@@ -0,0 +1,21 @@
+version: 1
+formatters:
+  simple:
+    format: '%(asctime)s %(levelname)s %(name)s %(message)s'
+    datefmt: '%Y-%m-%d %H:%M:%S'
+handlers:
+  console:
+    level: DEBUG
+    formatter: simple
+    class: logging.StreamHandler
+  file:
+    level: INFO
+    formatter: simple
+    class: logging.handlers.RotatingFileHandler
+    filename: /app/transip_client/logging/logs/app.log
+    backupCount: 5
+    maxBytes: 50000000  # 50 mB
+loggers:
+  transip_client:
+    handlers: [console, file]
+    level: INFO