Unused Media/Graphics in Repo

[amessbee]

It seems that the repo contains a lot unused/only previously-used graphics that should be removed if there is no expected use of these in the future. An unused check on main/reference got me following output:

~/work/agoric/documentation (main)$ ./unused.sh main/reference
Used image: main/reference/repl/assets/walletAndREPLRows.png
Used image: main/reference/repl/assets/home.png
Used image: main/reference/repl/assets/repl.png
Used image: main/reference/repl/assets/walletAndREPLColumns.png
Unused image: main/reference/assets/0-MenuBar.png
Unused image: main/reference/assets/1-EnableFungibleFaucetDapp.png
Unused image: main/reference/assets/DappsWalletUI.png
Unused image: main/reference/assets/PursesSendWalletUI.png
Unused image: main/reference/assets/ImportIssuerWalletUI.png
Unused image: main/reference/assets/PaymentDetailWalletUI.png
Unused image: main/reference/assets/sequence-diagrams/orchestration-swap-example.svg
Unused image: main/reference/assets/sequence-diagrams/orchestration-unbond-example.svg
Unused image: main/reference/assets/sequence-diagrams/orchestration-workflow-1.svg
Unused image: main/reference/assets/OfferDetailWalletUI.png
Unused image: main/reference/assets/2-InboxWalletUI.png
Unused image: main/reference/assets/Introduction.svg
Unused image: main/reference/assets/ImportContactWalletUI.png
Unused image: main/reference/assets/CreatePurseWalletUI.png
Unused image: main/reference/assets/5-ConnectWalletUI.png
Unused image: main/reference/assets/remote-presence-fig.svg
Unused image: main/reference/assets/IncomingPaymentWalletUI.png
Unused image: main/reference/assets/ContactsWalletUI.png
Unused image: main/reference/assets/3-TransfersWalletUI.png
Unused image: main/reference/assets/IssuersWalletUI.png
Unused image: main/reference/assets/PursesWalletUI.png
Unused image: main/reference/assets/zoe-partitions-risk-slide.svg
Unused image: main/reference/assets/OffersWalletUI.png
Unused image: main/reference/assets/4-SetupWalletUI.png
Unused image: main/reference/assets/counter-animation.png

Summary:
--------
Total images: 29
Used images: 4
Unused images: 25