Fixes for new huffman coding.

.../azgracompress/benchmark/ScalarQuantizationBenchmark.java

.../azgracompress/benchmark/VectorQuantizationBenchmark.java

...in/java/azgracompress/cache/QuantizationCacheManager.java

...azgracompress/compression/CompressorDecompressorBase.java

...ain/java/azgracompress/compression/SQImageCompressor.java

...n/java/azgracompress/compression/SQImageDecompressor.java

...ain/java/azgracompress/compression/VQImageCompressor.java

...n/java/azgracompress/compression/VQImageDecompressor.java

...ss/quantization/scalar/LloydMaxU16ScalarQuantization.java

...in/java/azgracompress/quantization/scalar/SQCodebook.java

...va/azgracompress/quantization/scalar/ScalarQuantizer.java

...ain/java/azgracompress/quantization/vector/LBGResult.java

...azgracompress/quantization/vector/LBGVectorQuantizer.java

...in/java/azgracompress/quantization/vector/VQCodebook.java

...va/azgracompress/quantization/vector/VectorQuantizer.java