Also can handle additional components coming through after default
component is complete

this simple patch cleans more than 500 warnings on my build
and it should be really safe to apply since it basically remove
unused variables.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

This way we don't need macro-magic to deal with
different operating systems and compilers.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

We just wanna move some code from QThread, from private
to public, se can use using:: for that.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

This shouldn't break a thing on other linux boxes that compiles
fine.

Signed-off-by: Tomaz Canabrava <tomaz.canabrava@intel.com>

Bugs causing it to not be able to un-zoom.