Add documentation for dwarfvet

Signed-off-by: Michael Casadevall <mcasadevall@ubuntu.com>

docs/Plugins.rst

@@ -1109,6 +1109,27 @@ Example:
     This will confiscate rotten and dropped food, garbage on the floors and any
     worn items with 'X' damage and above.
 
+.. _dwarfvet:
+
+dwarfvet
+============
+Enables Animal Caretaker functionality
+
+Always annoyed your dragons become useless after a minor injury? Well, with
+dwarfvet, your animals become first rate members of your fort. It can also
+be used to train medical skills.
+
+Animals need to be treated in an animal hospital, which is simply a hospital
+that is also an animal training zone. The console will print out a list on game
+load, and whenever one is added or removed. Dwarfs must have the Animal Caretaker
+labor to treat animals. Normal medical skills are used (and no experience is given
+to the Animal Caretaker skill).
+
+Options:
+
+:enable:        Enables Animal Caretakers to treat and manage animals
+:disable:       Turns off the plguin
+:report:        Reports all zones that the game considers animal hospitals
 
 .. _dwarfmonitor: