Changelog update
[NF] TACACS configuration imported from Perl scripts (first pass)
Merge branch 'nf-tacacs'
Better documentation and a dummy functiion for RADIUS conf
Update changelog
TACACS conf
Revert "TACACS conf"

This reverts commit 6efb0a21037620c6f54e38dd606a69246c8c9260.
Revert "Revert "TACACS conf""

This reverts commit 38179b37c7f01a345f42a8e495fbc859c39d9e23.
Keep the key out of public repos