message: Updating documentation to specify bool->int conversion.
diff: @@ -1735,8 +1735,9 @@ is provided in parenthesis around the expression:
  int bar = (float)bar + (float)bar; // 32-bit float addition
  If a ``bool`` is converted to an integer numeric type (``int``, ``int64``,
  -etc.), then the result is the value one if the ``bool`` has the value
  -``true`` and has the value zero otherwise.
  +etc.), then the result is a non-zero value if the ``bool`` has the value
  +``true`` and has the value zero otherwise. A ``bool`` with value ``true``
  +is not guaranteed to be one if converted to an integer numeric type.
  Variables can be declared with the ``const`` qualifier, which prohibits
  their modification.
  