New example files for testing
Updating v2 files with new size (was int32, now int16)
Switching DWAA,B_COMPRESSION over to 'version 2', where the channel
classification rules needed for decoding are written at the start
of the data block
Fixing formatting
Fixing memory leak introduced by moving around initializeBuffers()
Merge pull request #119 from karlrasche/DWAx_v2

DWAx_COMPRESION v2
Fix array bounds error in ImfMultiPartInputFile.
Merge branch 'develop', remote branch 'upstream/develop' into develop