* Correct things definition in README.md
Add example of bridge and link thing to bridge.
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Signed-off-by: aliijm <44173819+aliijm@users.noreply.github.com>
### neato.things
```java
-neato:vacuumcleaner:fanndamm [ serial="vacuumcleaner-serial", secret="secret-string"]
+Bridge neato:neatoaccount:neatobridge "Neato Account Bridge" [ email="yours@example.com", password="neato-account-password" ]
+Thing neato:vacuumcleaner:fanndamm "Neato BotVac" (neato:neatoaccount:neatobridge) [ serial="vacuumcleaner-serial", secret="secret-string" ]
```