AE: add DataFormatToUsedBits to util, needed for 24 bit data formats
ActiveAE: let ffmpeg do conversion to S24XE4, fixes crackling sound on WASAPI
ActiveAE: align sound buffers to 16
ActiveAE: fix IsSinkCompatible
ActiveAE: use aligned_malloc for buffer accessed by AEConvert
fix CAEConvert SSE2 code
Merge pull request #3133 from FernetMenta/aefixes

ActiveAE: fix crackling sound for WASAPI