Merge branch 'micro' into maint * micro: NEWS: fix typos and grammaros NEWS: document fix for bug#14441 Automake::Rule: consistently prepend underscore to private variables Automake::Rule: rename: suffix_rule() -> next_in_suffix_chain() Automake::Rule: adjust comments and POD according to previous changes Automake::Rule: make private variables lexically scoped suffix rules: better distinction between builtin and user-derived Automake::Rule: expose suffix rules as a function, not a scalar tests: expose automake bug#14441