Add all extra minion data to the pillar.
One can filter on the keys to include in the pillar by using the include
parameter. For subkeys the ':' notation is supported (i.e. 'key:subkey')
The keyword <all> includes all keys.
ext_pillar:
  - extra_minion_data_in_pillar:
      include: *
ext_pillar:
  - extra_minion_data_in_pillar:
      include:
          - key1
          - key2:subkey2
ext_pillar:
  - extra_minion_data_in_pillar:
      include: <all>