* Rewrite plugin - rewrite SRV targets and names in response answer and additional records
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Added README content to describe new behaviour
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Added more record types to rewrite handling based on PR/Issue feedback
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Updated README.md for plugin
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Updated unit tests.
Small refactor of getTarget... function.
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Refactor to add response value rewrite as answer value option
Signed-off-by: Nic Colledge <nic@njcolledge.net>

* Removed TODO comment, added test for NAPTR record.
Signed-off-by: Nic Colledge <nic@njcolledge.net>