add dinosaurs, dragons, and werebeasts

add some more campaign info
add encounter generators (alpha)

src/assets/fragments/bestiary/dragons/breath-weapon.md

@@ -1,9 +1,3 @@
-### Breath Weapon
-
 -   Can be used up to 3x per day.
 -   All caught in area take damage equal to dragon's current hit points, **Save vs Blasts** for half.
--   Shapes:
-    -   **Cloud** - 50’ long, 40’ wide, 20’ high.
-    -   **Cone** - 2’ wide at the mouth, 30’ wide at far end.
-    -   **Line** - 5’ wide along whole length.
--   Immune to their own breath weapon, automatically save vs related attacks.
+-   Immune to their own breath weapon, automatically saves vs related attacks.