added info about v97 master list

README.md

@@ -9,6 +9,7 @@ Additional resources to support research activities will follow.
 - PRONOM can be found here: www.nationalarchives.gov.uk/PRONOM
 - A list of blogs, presentations, and other resources to assist with PRONOM research and file format signature development [can be found here](https://docs.google.com/spreadsheets/d/12YnUPnHaoYzDrf2SgxGDxi5e6r3WOpEfk23ibt3qVyg/edit#gid=0)
 - If you would like help or advice on conducting your research, crafting your submission, creating a signature, or if you’re having difficulty finding samples, please create a conversation thread on our [Google Group](https://groups.google.com/forum/#!forum/pronom)
+- Here is the full list of everything in PRONOM as of the v97 release on 1st October 2020 (https://github.com/digital-preservation/pronom-research-week/blob/master/v97_master_list.csv). From here you can see which formats don't currently have MIME/Media types, lists of associated extensions, deprecated formats and formats that have signatures (including container signatures).
 - Here is a list of PUIDs that currently lack signatures (https://github.com/digital-preservation/pronom-research-week/blob/master/formats_without_signatures_Oct_2020.csv). You can help by sourcing example files and suggesting potential identification signatures.
 - Here is a list of PUIDs that currently only have an 'outline' description (https://github.com/digital-preservation/pronom-research-week/blob/master/formats_with_outline_descriptions_only.csv). You can help by suggestion descriptive text for the PRONOM entry. Descriptions should be objective desciptions of what the format does and can include information about its originating software, but must not contain qualitative information, such as '...is the best format for...'