Added privacy policy link (#147)

* Added privacy policy link

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

* Changed to lower case

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

* Renamed function

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

* Renamed function

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

* Moved privacy policy url into a constant

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

* Added `UriUtils`

Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>

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Signed-off-by: Arnau Mora <arnyminer.z@gmail.com>