AE: add S24NEMSB and treat S24NE4 with bit in lower 3 bytes
AE: Explain the conversion between SNE24NE and SNE24NEMSB
AE: remove convert function from ActiveAESink
ActiveAE: remove convert functions from input stream
AE: drop obsolete AEConvert class
AE: drop unneeded format AE_FMT_S8
AE: drop obsolete class AERemap
AESinkPULSE: Clean all BigEndian and LittleEndion Formats
WASAPI: fix audio formats
update VS project after removal of AEConvert and AERemap
XCode: Remove AEConvert and AERemap
Merge pull request #4819 from FernetMenta/s24

AE: fixes and cleanup
fixed: use the proper make instead of calling 'make' directly

fixes builds on freebsd
cmake buildsystem
add tests needed by new u16 string stuff
wrap cmyth properly
move some more install related stuff to install script
move all install code to platform install script
allow building without doxygen
fix building with yajl2