README is missing whether Zero has mandatory privacy enabled or not

[jg777]

Describe the issue

This repo's README is missing whether Zero has mandatory privacy enabled or not

Can you reliably reproduce the issue?

If so, please list the steps to reproduce below:

1. Navigate to https://github.com/zerocurrencycoin/Zero
2. Read the README
3. README is missing whether Zero has mandatory privacy enabled or not

Expected behaviour

README to state if Zero has mandatory privacy enabled or not

Actual behaviour + errors

README is missing whether Zero has mandatory privacy enabled or not

The version of Zcash you were using:

N/A

Machine specs:

N/A

Any extra information that might be useful in the debugging process.

README is missing whether Zero has mandatory privacy enabled or not. It is not clear from the README if transparent addresses are allowed or used or z-addresses are allowed or used only or both are allowed and used.

Do you have a back up of ~/.zero directory and/or take a VM snapshot?

N/A