Tfrecord import streamline

[cmikul]

• - Need a function that turns a list of tfrecords files into a dataset and parses the dataset in one go.

• - Need to include subject id in landmarks tfrecords data

• - Need to make subject id integer early in processing pipeline to pass into group by window function

• - Go through whole process of importing data and using it in a rudimentary model, write down steps and put into a github readme file. Mark steps that are confusing or could be simplified

• - Figure out how to get last frame jpegs from webm's, streamline process

• - Edit jpeg to TFRecord processing function so that faces without mesh are not included in dataset

• - Make general TFRecord processing function that allows for custom process function