Add Tengwar entries

[rhdunn]

See the ConScript Unicode Registry [http://www.evertype.com/standards/csur/]. This information should be added to the category and script mappings.

--- Want to back this issue? **[Post a bounty on it!](https://www.bountysource.com/issues/1026905-add-tengwar-entries?utm_campaign=plugin&utm_content=tracker%2F254974&utm_medium=issues&utm_source=github)** We accept bounties via [Bountysource](https://www.bountysource.com/?utm_campaign=plugin&utm_content=tracker%2F254974&utm_medium=issues&utm_source=github).