gui_widget: add func to generate available wdg name
            - change child->children

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>
some commit

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>
Props view fixes
layout refresh: try to fix multiple unrefs

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>
manager: another place, where I forgot to add init/shutdown

Signed-off-by: Yakov Goldberg <yakov.g@samsung.com>