Add module docstring to logger

logger.py

@@ -1,6 +1,17 @@
-from datetime import datetime
+"""This module provides general methods for logging puprposes.
+
+Basic operations are:
+
+* info
+* error
+
+with these operations it is easier to track from where the information is printed
+"""
+
 import os
 
+from datetime import datetime
+
 import sublime
 
 __log = None