macro is now a keyword and a field accessor (fixed issue #972)

git-svn-id: http://haxe.googlecode.com/svn/trunk@5836 f16182fa-f095-11de-8f43-4547254af6c6
bugfix

git-svn-id: http://haxe.googlecode.com/svn/trunk@5837 f16182fa-f095-11de-8f43-4547254af6c6
warn about @:macro becoming macro with -D haxe3 + deprecated class-macro

git-svn-id: http://haxe.googlecode.com/svn/trunk@5838 f16182fa-f095-11de-8f43-4547254af6c6
fixed unused-vars warnings

git-svn-id: http://haxe.googlecode.com/svn/trunk@5839 f16182fa-f095-11de-8f43-4547254af6c6