Changes in version 0.1.2                        

  - Added a NEWS.md file to track changes to the package.
  - Added ep_build() and initial subfunctions to preprocess, predict,
    and summarise EP
  - Added ep_load_*() to download release data
  - Added update/ script that uses piggyback to update release data
  - Offloaded models to releases ("latest-models", "v1.0.0-models")
  - Added download of models to user cache
  - Combine variants of ep_load into one function ep_load() with
    arguments
  - Rename to ffopportunity
  - Include spikes and kneel downs to tie out to official stats with
    ep_summarize()
  - Fix YAC bug in pbp_pass data
  - Update to support ubj models which should enable xgboost 3.1+
    support