list unmatched patterns on empty switch

git-svn-id: http://haxe.googlecode.com/svn/trunk@5801 f16182fa-f095-11de-8f43-4547254af6c6
give proper error messages for uppper case patterns when expected type is enum (fixed issue #1359)

git-svn-id: http://haxe.googlecode.com/svn/trunk@5802 f16182fa-f095-11de-8f43-4547254af6c6