AETHER-2788 Use parameter from configuration to configure eNB

AETHER-2725	CWMP fault returns by eNodeB
AETHER-2692	Check the XML sent by eNodeB and ACS are valid
AETHER-2691	Research on eNodeB TR-069 service issue
AETHER-2788     Use parameter from configuration to configure eNB
AETHER-2789     Load enodeb configuration by the serial number
AETHER-2821     Configure the PLMN which is current not supported by enodebd
AETHER-2839     Create acs_common to own the common attribute of eNodeb configuration
AETHER-2831     Writing documentation of configuring enodebd

This patch contains above jira tickets.
It can work and configure the eNodeB with single configuration now.

Change-Id: I4875d099246a1995de420c4947e7a99823055161
diff --git a/tr069/rpc_methods.py b/tr069/rpc_methods.py
index aff0f30..c6203d9 100644
--- a/tr069/rpc_methods.py
+++ b/tr069/rpc_methods.py
@@ -148,6 +148,7 @@
                 # Allow un-set parameters. If CPE can't handle this, it will
                 # respond with an error message
                 pass
+
         return request_out
 
     # CPE->ACS RPC calls
@@ -327,6 +328,7 @@
     # would pick up all tags that start with the tag of interest (e.g
     # cwmp:SetParameterAttributes would also match
     # cwmp:SetParameterAttributesStruct)
+
     XML_FORMAT_STRS = [
         ["cwmp:%s>", "!!!TEMP_MOD!!!:%s>"],
         ["cwmp:%s/>", "!!!TEMP_MOD!!!:%s/>"],
@@ -364,7 +366,6 @@
     if(ctx.descriptor.out_message.Attributes.sub_name == 'EmptyHttp'):
         ctx.out_string = [b'']
 
-
 AutoConfigServer.event_manager.add_listener(
     'method_return_string',
     on_method_return_string,