Rename the EventLogger instance to event_logger -- I don't like the

confusion caused by having the instance and the class have the same
name.

src/zLOG/EventLogger.py

@@ -60,9 +60,9 @@ class EventLogger(BaseLogger):
         severity = zlog_to_pep282_severity(severity)
         self.logger.log(severity, msg, **kw)
 
-EventLogger = EventLogger()
+event_logger = EventLogger()
 
-log_write = EventLogger.log
+log_write = event_logger.log
 
 def severity_string(severity, mapping={
     -300: 'TRACE',
@@ -155,7 +155,7 @@ formatters = {
 def initialize_from_environment():
     """ Reinitialize the event logger from the environment """
     # clear the current handlers from the event logger
-    EventLogger.logger.handlers = []
+    event_logger.logger.handlers = []
 
     handlers = []
 
@@ -184,8 +184,7 @@ def initialize_from_environment():
 
     severity = get_env_severity_info()
     severity = zlog_to_pep282_severity(severity)
-    EventLogger.logger.setLevel(severity)
+    event_logger.logger.setLevel(severity)
 
     for handler in handlers:
-        EventLogger.logger.addHandler(handler)
-
+        event_logger.logger.addHandler(handler)