git master

• 55: Fix memory corruption with SessionFilter
• 49: Added a command line options to hw_sd_list. Now results can be filtered by session name.

Version 1.3 (2-Nov-2015)

• 47: Added a flag to GPU info to indicate VNC virtual servers
• 43: OS X: Fix GLX detection

Version 1.2 (7-Jun-2015)

• 38: OS X: only find main display in hwsd_gpu_cgl module
• 37: MSVC: Fix static init deadlock
• 33: Port to Qt5

Version 1.1 (7-Oct-2014)

• Allow filtering of unknown connections
• Adapted to latest Lunchbox code base
• Reduce mdns browse time to 50ms