Core: Improve the way the login dialog is managed

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Tests: first test try

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Add helper for finding non-public children in the qml objects hierarchy.

Signed-off-by: Christophe <chris.chapuis@gmail.com>
FlickrBrowser: added a C++ qml launcher and testrunner, to be able to execute the QML code from behind a proxy.

Signed-off-by: Christophe Chapuis <chris.chapuis@gmail.com>
Merge pull request #7 from Tofee/automated-tests

Automated tests