history: changed network_name column

Changed network_name column to
logical_network_name in the database
tables, views and ETL process.

Change-Id: Ic3d2f8815a7dbb48552c1c7b4162c570ea3f43b1
Bug-Url: https://bugzilla.redhat.com/891073
Signed-off-by: Shirly Radco <sradco@redhat.com>