vprr 0.3.0

BUG FIXES AND ENHANCEMENTS

[ENHANCEMENT] Generalize vpr_category to better handle duplicate category names
[BUG FIX] Check for missing category values can accept a list
[ENHANCEMENT] Update vpr_autoid_check() to reflect better data checks and not touch original files
[BUG FIX] Major bug fixed in vpr_autoid_create(), ROIs are now correctly pulled from misclassified & reclassified files and inserted into new aid files
[ENHANCEMENT] vpr_autoid_copy() now has functionality for automated output from CNNs and option to limit copying by a CNN probability threshold (to only copy low confidence images for manual reclassification). Also updates copying method to improve speed.
[ENHANCEMENT] Update vpr_manual_classification() to include CNN automated classification functionality and print automated classification confidence and ROI numbers on images
[ENHANCEMENT] add organization structure options to vpr_autoid_copy()
[BUG FIX] fix example in vpr_autoid_create()
[ENHANCEMENT] Update CTD column naming flexibility and defaults, and include input validation for column names
[ENHANCEMENT] Update required metadata in vpr_save() to specify start & stop latitude and longitude to match start & end time values
[ENHANCEMENT] Lintr clean up of formatting
[ENHANCEMENT] add input validation to all functions

taxa replaced with category in all objects & instances
update to v2 of pkgdown workflow in GH actions
Remove unnecessary hard coding of variables to be added to oce-ctd object in vpr_oce_create()
added data.table dependency for quicker handling of large tables
add read_aid_cnn() function to smooth reading of automated classification output
Removed references to Visual Plankton, no longer relevant
implement tidy paths
update processing vignette to simplify example workflow, run with data contained in package, and improve flowchart figures.
removed deprecated function (getROIMeasurments)
compressed extdata files to avoid NOTE on R CMD CHECK

[ENHANCEMENT] CodeFactor suggested updates to style
[BUG FIX] export vpr_manual_classification (Issue #23)
[ENHANCEMENT] update processing method to be flexible enough to run prediction output from non-vp automated classification system
[BUG FIX] consistency in variable naming for plotting depth/pressure (Issue #22)

Removed all reference to akima package (due to licensing issue brought to attention by CRAN)
Migrate from Travis CI to GH Actions
clarify directory structure and contain any file output to organized folders
edits to vignette and documentation for clarity
clarify time variable names and implement consistency in time processing (Issue #29)