many cleanups and new docs

lib/core/command.py

@@ -8,7 +8,7 @@ class Command:
         self.error = ""
 
     def __str__(self):
-        return command
+        return self.command
 
     def hasProcessed(self):
         return self.output != "" and self.error != ""
@@ -25,4 +25,4 @@ class Command:
     def getError(self):
         if not self.hasProcessed():
             self.doProcess()
-        return self.error
+        return self.error

lib/core/job.py

@@ -20,8 +20,4 @@ class JobInfo:
         self.log = log
         
     def handleCall(self):
-       pass
-        
-        
-    
-        
+        pass

lib/core/logger.py

@@ -56,6 +56,4 @@ class Logger():
         self.log.critical(message)
 
     def close(self):
-        logging.shutdown()
-
-
+        logging.shutdown()