message: Spelling error in C# and Java documentation
diff: @@ -139,7 +139,7 @@ can have fast lookups directly from a FlatBuffer without having to unpack
  your data into a `Dictionary` or similar.
  To use it:
  -- Designate one of the fields in a table as they "key" field. You do this
  +- Designate one of the fields in a table as the "key" field. You do this
  by setting the `key` attribute on this field, e.g.
  `name:string (key)`.
  You may only have one key field, and it must be of string or scalar type.
  