Bump dev version.
Ensure original datatype is retained.
Fix address for new ESPA site URL.
Add error message for when ESPA loading fails.
Update to latest IDL tests.
Fix overwrite bug in cloud_remove IDL.

This only came up in tests, not in usage.
Rename variables for clarity.
Align code with structure of cloud_remove.
Update idl test version.
This still doesn't fix the auth issue.
Ensure spatial referencing matches for all images.
Update tests/testthat_idl readme.
Fix bug in training_flag<- methods.
Fix path comparison so base_img is not overwritten in cloud_remove brick line.
Add note about development version.
Move text for development version to end of readme.
Note ESPA downloads not currently working.
Disable espa_download function.
Fix overwrite of mask file.
Bump version.