Removed depreciated load_plugins.py module; changed all places where load_plugins was imported to now call api.load_plugins()

lite-xmlrpc.py

@@ -34,11 +34,12 @@ from ipalib import api
 from ipalib import config
 from ipa_server import conn
 from ipa_server.servercore import context
-import ipalib.load_plugins
 from ipalib.util import xmlrpc_unmarshal
 import traceback
 import krbV
 
+api.load_plugins()
+
 
 PORT=8888