exp/go/types: don't consider file names beginning with a dot
exp/go/types: don't consider file names beginning with a dot

abourget/godef,cmars/tools,ManojkumarV/godef,cmars/tools,grafov/godef,rogpeppe/godef,pepin/godef,gonotes/godef,cmars/tools,tw4452852/godef,lukehoban/godef,cmars/tools