build project.
add missing file.
finish next chinese.
update project file.
add finish parts.
update a lot.
update a lot.
update
update helper.
update a lot.
update
update helper
update
update

finish next long.
update

finish next double.
update

update comment and code.
update

add nextbiginteger.cs
update

finish nextsbyte and nextsingle
update

add helpers.
update