Update documentation structure

New structure and folders, integrated some of the contents previously lost.

docs/admin_guide/WFO/iptrunks.md

@@ -57,7 +57,7 @@ The trunk is deployed with an initial ISIS metric of 9000 to prevent traffic to
 
 This workflow deletes all the configuration related with an IPtrunk from the network and brings the subscription from ACTIVE to TERMINATED.
 The steps are the following:
-- Modify the ISIS metric of the trunks so to evaquate traffic - and wait confirmation from an operator.
+- Modify the ISIS metric of the trunks so to evacuate traffic - and wait confirmation from an operator.
 - Delete all the configuration (first dry then actual deletion):
     - LAG and members of the LAG
     - reference in LLDP protocol (if juniper)