Reviewed-by: thorbjorn

Correctly show
* Headers
   * C:\foo
instead of
* Headers
   * C:/foo

Doing it creates huge delays, because it resolves to a network path.
Also rename FolderNode::setFolderName to FolderNode::setDisplayName,
because that's the name of the property.

Task-number: QTCREATORBUG-695

 * If the qmake path does match then the target does match, too.

The test case fixed was broken already before, so I couldn't
check whether the fix is actually correct.

It's notoriously broken.

Reviewed-by: erikv

This is a cosmetic fix for the sidebar.
The highlight contrast is too high now that
the background is darker.

Since we use addAutoReleasedObject we would rather unclean call the
class destructor.

This makes the qemu run button appear/ disappear once we add a maemo
target to an existing project.

Reviewed-by: Tobias Hunger

squashed patch series from Mladen Zagorac and Rohan Shetty
who are working under contract.

No longer set EPOCDEVICE as it causes an error in createpackage.
Remove obsoleted code calling signis.exe and package file rewriting.