[Azoth Murm] AccountConfigDialog stubs for #1370.
[Azoth Murm] File logging made optional in logger for #1370.
[Azoth Murm] Configurable file log for #1370.
[Azoth Murm] Save/load logging settings for #1370.
[Azoth Murm] Per-account PublishTune property for #1370.
[Azoth Murm] {Get,Set}MarkAsOnline() for #1370.
[Azoth Murm] Account-local online marking pref for #1370.
[Azoth Murm] Better config dlg layout for #1370.
[Util] Made VkAuthManager::reauth() a slot.
[Azoth Murm] Handle reauth for #1370.
[Azoth Murm] Non-modal config dialog for #1370.
[Azoth Murm] Fixed build issue.
[Azoth Murm] Keep & abort current poll network reply.

Stops polling, eh, faster.
[Util] VkAuthManager::clearAuthData().
[Azoth Murm] Clear auth data instead of reauthing.

Finally closes #1370.