Rephrasing in some places.

Minor stylistic changes.

Additions, rephrasing.

Some additions, stylistic changes, grammar, spelling changes.

Added some phrases.
Stylistic changes.

stylistic change

grammatical, stylistic and one spelling change.

Minor changes - grammatical, stylistic

grammatical, stylistic and added tumbling window to concept of "flip time" window.

enh(sync): add SSnapshot callback: reader, writer

fix: init buffer to avoid invalid write

fix(os): reduce ctest case

fix: fix memory leak

fix(query): set correct start offset of binary data when trimming values.

enh: refactor rpc code

fix(os): add win ctest

fix(query): fix diff function bool type crash

enh: sdb snapshot