SSATag: Initialize all member variables in the constructor.
GaussianKernel: Remove the default copy constructor.

We don't need it and using it would lead to double delete.
Enable C++11 explicit deletion of copy constructors now that we use VS2013.
Fix loading of subtitles containing entries with a null duration.
Updated LAV Filters to 0.60.1-5-974e300 (custom build based on stable version 0.60.1)

Fix a regression in LAV Video Decoder 0.60: MPEG2 decoding crashed.
Remove interprocess SetForegroundWindow()

Instead, allow existing mpc-hc window to take focus from WM_COPYDATA
sender.