WIP: Resolve "Do not use default YAML params"

Closes #244 (closed)

demos/maps/map_apriltag_logitech_1234.yaml

-map name: "4 tags printed on a A4 sheet vertical recorded at IRI with logitech webcam."
-
-nlandmarks: 4          # This must match the number of landmarks in the list that follows. Otherwise it is an error.
-
-######################
-# World frame is considered to be the top left corner of tag id 0. Reference frame is corherent with a camera
-# looking straight at the sheet with RBF convention.
-######################
-landmarks:
-
-  - id : 0                    # use same as tag id
-    type: "APRILTAG"          # This must match the KEY used in the LandmarkFactory. Otherwise it is an error.
-    tag id: 0
-    tag width: 0.055
-    position: [0.0225, 0.0225, 0]
-    orientation: [0, 0, 0]    # roll pitch yaw in degrees
-    position fixed: true
-    orientation fixed: true
-
-  - id : 1                    # use same as tag id
-    type: "APRILTAG"          # This must match the KEY used in the LandmarkFactory. Otherwise it is an error.
-    tag id: 1
-    tag width: 0.055
-    position: [0.1525, 0.0225, 0]
-    orientation: [0, 0, 0]    # roll pitch yaw in degrees
-    position fixed: true
-    orientation fixed: true
-
-  - id : 2                    # use same as tag id
-    type: "APRILTAG"          # This must match the KEY used in the LandmarkFactory. Otherwise it is an error.
-    tag id: 2
-    tag width: 0.055
-    position: [0.0225, 0.2125, 0]
-    orientation: [0, 0, 0]    # roll pitch yaw in degrees
-    position fixed: true
-    orientation fixed: true
-
-  - id : 3                    # use same as tag id
-    type: "APRILTAG"          # This must match the KEY used in the LandmarkFactory. Otherwise it is an error.
-    tag id: 3
-    tag width: 0.055
-    position: [0.1525, 0.2125, 0]
-    orientation: [0, 0, 0]    # roll pitch yaw in degrees
-    position fixed: true
-    orientation fixed: true
-