Updating Memory Codec
close apache/lucene.net#5 - long ago fixed
More porting fixes
More Analysis porting fixes
More fixes
Getting rid of most sbyte usage in public API

(unsigned) byte is the native C# type and what we should support really, and also for CLS compliance
Bring ByteSequencesWriter back in
Helper method for sbyte[]->byte[] conversion
Merge branch 'master' of https://github.com/apache/lucene.net
fix old sbyte