qmlplugindump: always output exportMetaObjectRevisions
qmlplugindump: always output exportMetaObjectRevisions

Some people were confused about exportMetaObjectRevisions, and
the "all 0" as default was not expected.
Make it explicit so we might change the default in the future.

Change-Id: I1f208ba54e2b9aa1a5d46fb9971572467b69ab56
Reviewed-by: Kai Koehne <077bc265216106fb22408e62f2d97925ede69d10@digia.com>
Reviewed-by: Alan Alpert <da25f2afbbb946022229108d81aeba0c6b35c5c3@blackberry.com>

corngood/qtdeclarative,matthewvogt/qtdeclarative,corngood/qtdeclarative,corngood/qtdeclarative,mgrunditz/qtdeclarative-2d,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative,qmlc/qtdeclarative,mgrunditz/qtdeclarative-2d,corngood/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,mgrunditz/qtdeclarative-2d,qmlc/qtdeclarative,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative,mgrunditz/qtdeclarative-2d,matthewvogt/qtdeclarative,matthewvogt/qtdeclarative,qmlc/qtdeclarative,corngood/qtdeclarative,corngood/qtdeclarative,mgrunditz/qtdeclarative-2d,corngood/qtdeclarative,qmlc/qtdeclarative,qmlc/qtdeclarative,mgrunditz/qtdeclarative-2d,qmlc/qtdeclarative,mgrunditz/qtdeclarative-2d,matthewvogt/qtdeclarative