config: escape quotes in any property of a resource for ifmap write

Change-Id: I7e1a53c10c623a5bfeff64444800753607eb80e7
Closes-Bug: #1449156

ifmap_frontend.py

@@ -2368,7 +2368,6 @@ def _generate_ifmap_db_impl(self, gen_fname, gen_type_pfx):
         write(gen_file, "import cStringIO")
         write(gen_file, "from lxml import etree")
         write(gen_file, "")
-        write(gen_file, "from xml.sax.saxutils import escape")
         write(gen_file, "from cfgm_common.ifmap.client import client, namespaces")
         write(gen_file, "from cfgm_common.ifmap.request import NewSessionRequest, RenewSessionRequest")
         write(gen_file, "from cfgm_common.ifmap.request import EndSessionRequest, PublishRequest")
@@ -2382,6 +2381,7 @@ def _generate_ifmap_db_impl(self, gen_fname, gen_type_pfx):
         write(gen_file, "")
         write(gen_file, "import cfgm_common.imid")
         write(gen_file, "import cfgm_common.exceptions")
+        write(gen_file, "from cfgm_common.imid import escape")
         write(gen_file, "from %s_xsd import *" %(gen_type_pfx))
         #write(gen_file, "from xsd_to_obj import *")
         write(gen_file, "")