Fixed a race-condition bug observed when closing multiple windows

Change-Id: I94c25aa173dddbc7a2d458d9f801463ac88e79cd
Bugfix: if a streamer was improperly disconnected, the NetworkListenerThread might end up in a dead loop.

Change-Id: I7c9034daa9ae4c06571039f28f160c6ca84c4a6d
Merge pull request #43 from rdumusc/movetofrontbugfix

Fixed a race-condition bug observed when closing multiple windows
Fix issue DISCL-160: Streamer stop streaming after some time. Using QDateTime instead of QTime.

Change-Id: I7f8e68109901aefeaf3e7b31f6159734976d0075
Merge pull request #46 from rdumusc/fix_streamer_deactivation

Fix issue DISCL-160: Streamer stop streaming after some time.
Merge pull request #45 from rdumusc/fix_network_listener_deadloop

Bugfix: if a streamer was improperly disconnected, the NetworkListenerTh...
Merge branch 'master' of https://github.com/BlueBrain/DisplayCluster
Bugfix in output