Reviewed-by: chegar, ksrini

Summary: re-implemented getBytesRead/Writtten() at java level
Reviewed-by: andrew, alanb

Reviewed-by: xdono

Reviewed-by: darcy, weijun

Summary: Replace \uXXXX by \u005CXXXX, or simply delete
Reviewed-by: sherman

Summary: Fix syntax errors in @links
Reviewed-by: alanb

Summary: To use explicit lobk object.
Reviewed-by: alanb

Summary: Fixed the boundary check in Deflater.java
Reviewed-by: alanb

Summary: Add sync_flush option into Deflater/DefalterOutputStream
Reviewed-by: martin, alanb

Summary: added compresser.end() into example
Reviewed-by: martin