Updated Feature Matrix (markdown)

Feature-Matrix.md

@@ -4,7 +4,7 @@
 | addDevice                           | ✅ | ❌ | ❌
 | block                               | ✅ | ❌ | ✅<sup>3</sup>
 | daemon<sup>2</sup>                  | ✅ | ✅ | ✅
-| getUserStatus                       | ✅ | ✅ | ❔
+| getUserStatus                       | ✅ | ✅ | ✅<sup>1, 13</sup>
 | joinGroup                           | ✅ | ❌ | ✅
 | link                                | ✅ | ❌ | ✅
 | listContacts                        | ✅ | ❌ | ❔
@@ -146,8 +146,8 @@
 # Notes
 1. Proposed <https://github.com/johnfreed/signal-cli>
 2. Runs daemon or communicates with running daemon
-3. setContactBlocked=true or setGroupBlocked=true
-4. setContactBlocked=false or setGroupBlocked=false
+3. `setContactBlocked=true` or `setGroupBlocked=true`
+4. `setContactBlocked=false` or `setGroupBlocked=false`
 5. Data is provided to output stream (if available from Signal servers) or accepted from input stream
 6. Provided indirectly by interpreting content file written to disk
 7. Obsolete (no longer part of Signal 
@@ -156,3 +156,4 @@
 10. updateContact is implemented indirectly through two subcommands: setContactName and setExpirationTimer
 11. Attachments are written to disk, with remoteId sent over DBus
 12. Provided via the `--captcha` option
+13. Provided via the `isRegistered` command