Functions for recreating ArcGIS toolbox

[Bartesto]

Recreate existing workflow or perhaps do more in raster format prior to final products.

Products to include:

• density (condition?)
• extent
• trendclass

[Bartesto]

work on freq tables to output areas by veg class

[Bartesto]

Now have functions to compute

• veg class rasters (veg_class())
• extent summaries csvs (veg_class_area())
• trend class rasters (trend_class())