reconfig_app action takes class arg
reconfig_app action takes class arg

This will allow us to determine when we can use a YANG schema to encode
the argument when shipping a config to a follower.

SnabbCo/snabbswitch,alexandergall/snabbswitch,snabbco/snabb,Igalia/snabb,SnabbCo/snabbswitch,dpino/snabb,heryii/snabb,eugeneia/snabbswitch,alexandergall/snabbswitch,dpino/snabb,eugeneia/snabbswitch,alexandergall/snabbswitch,alexandergall/snabbswitch,Igalia/snabbswitch,dpino/snabbswitch,dpino/snabb,eugeneia/snabb,eugeneia/snabb,heryii/snabb,heryii/snabb,snabbco/snabb,dpino/snabb,eugeneia/snabbswitch,Igalia/snabb,Igalia/snabb,Igalia/snabbswitch,alexandergall/snabbswitch,SnabbCo/snabbswitch,heryii/snabb,heryii/snabb,snabbco/snabb,eugeneia/snabb,Igalia/snabb,Igalia/snabbswitch,dpino/snabb,eugeneia/snabb,snabbco/snabb,eugeneia/snabb,heryii/snabb,SnabbCo/snabbswitch,eugeneia/snabb,eugeneia/snabb,dpino/snabbswitch,snabbco/snabb,dpino/snabbswitch,alexandergall/snabbswitch,eugeneia/snabb,Igalia/snabb,alexandergall/snabbswitch,dpino/snabbswitch,snabbco/snabb,Igalia/snabb,Igalia/snabb,snabbco/snabb,Igalia/snabbswitch,alexandergall/snabbswitch,dpino/snabb,Igalia/snabb,Igalia/snabbswitch,snabbco/snabb,eugeneia/snabbswitch,dpino/snabb