Host updates#8

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dfedyk wants to merge 3 commits intotheclam:masterfrom

LabNConsulting:hostUpdates

Commits on Dec 7, 2021

Updated verion that works for frr
dfedyk
committed

Commits on Dec 10, 2021

Adding an option to force writing of files
dfedyk
committed

Commits on Apr 14, 2022

Fixed errors around host file added sample host file
Donald Fedyk
committed