2020-11-26: initial release
2021-07-01: cleanup, rename snmp_section from inv_ifname to ifname
2023-06-03: moved gui files to ~/local/lib/chek_mk/gui/plugins/...
2023-06-14: removed declare_invtable_view from view definition on cmk 2.2 (see werk 15493)
            changed inventory_displayhints import (see werk 15493)
2023-06-15: added key_columns: desc and alias to match CMK 2.2.x