dialyzer: Introduce module local suppression of warnings

The -dialyzer() attribute can be used for suppressing warnings in a
module by specifying functions or warning options. It can also be used
for requesting warnings in a module.
Update primary bootstrap
Let Yecc use the new -dialyzer attribute

Suppress Dialyzer warnings for clauses the only purpose of which is to
catch bugs in Yecc.
Let Leex use the new -dialyzer attribute