Dygraph: add (multiple) horizontal lines to plot

Usage

dygraph_add_limits(
  dygraph,
  limits_df,
  label_loc = "left",
  col_limits = "ParameterThreshold",
  col_label = "label",
  ...
)

dygraph: a dygraph object where (possibly) multiple horizontal lines should be added
limits_df: dataframe containing the limits information to be added to the dygraph (e.g. as retrieved by function get_thresholds())
label_loc: Location for horizontal dygraph labels (left or right). (default: "left)
col_limits: column in limits_df containing the limits values (default: "ParameterThreshold")
col_label: column in limits_df containing the label values (default: "label")
...: further arguments passed to dygraphs::dyLimit()

add limits to existing dygraph object