pred_change_report: predicted change report
In crumplecup/riparian: Analyzing the Extent of Riparian Cover

Given a path to change rasters produced by 'pred_change()', outputs a csv to the working directory of change per taxlot, including permits for each taxlot.

pred_change_report(
  chng_path,
  year1_path,
  year2_path,
  permits = permits_13to18,
  lots = sf_lots,
  title = "pred_chng_table.csv"
)

`chng_path`	is a path for directory of change rasters output by 'pred_change()'
`year1_path`	is a character string path for directory of year 1 rasters
`year2_path`	is a character string path for directory of year 2 rasters
`permits`	is a list of permits issued by the county
`lots`	is a spatial polygons object (maptaxlots)
`title`	is the name given to the output csv file