This commit consists of:
1) Ability for the netconf client to retrieve schemas metadata from
   the netconf server
2) Ability for the netconf server to retrieve specific yang schema from
   the netconf server
3) Netconf says Happy New Year 2017

Change-Id: I6552224707607ca6cc1397f2fbf193503bb116a3
diff --git a/netconf/nc_rpc/base/get.py b/netconf/nc_rpc/base/get.py
index 71449ad..d953b17 100644
--- a/netconf/nc_rpc/base/get.py
+++ b/netconf/nc_rpc/base/get.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python
 #
-# Copyright 2016 the original author or authors.
+# Copyright 2017 the original author or authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.
@@ -14,22 +14,18 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-from lxml import etree
 import structlog
 from netconf.nc_rpc.rpc import Rpc
 import netconf.nc_common.error as ncerror
-from netconf.constants import Constants as C
-from netconf.utils import filter_tag_match
 from twisted.internet.defer import inlineCallbacks, returnValue
 import dicttoxml
-from simplejson import dumps, load
 
 log = structlog.get_logger()
 
 
 class Get(Rpc):
-    def __init__(self, request, grpc_client, session):
-        super(Get, self).__init__(request, grpc_client, session)
+    def __init__(self, request, request_xml, grpc_client, session, capabilities):
+        super(Get, self).__init__(request, request_xml, grpc_client, session)
         self._validate_parameters()
 
     @inlineCallbacks