(math/R-chron) Updated  2.3.56 to 2.3.58

2022-10-04  Kurt Hornik  <Kurt.Hornik@wu.ac.at>

* DESCRIPTION: New version is 2.3-58.

* R/chron.R (as.chron.POSIXt): Update for recent
as.character.POSIXt() changes in base R.

2022-05-30  Kurt Hornik  <Kurt.Hornik@wu.ac.at>

* DESCRIPTION: New version is 2.3-57.

* src/Rchron.h: Add typedef for legacy 'Sint' type.

2021-03-08  Kurt Hornik  <Kurt.Hornik@wu.ac.at>

* man/chron.Rd:
* man/dates.Rd:
* man/format.chron.Rd:
* man/hours.Rd:
* man/seq.dates.Rd:
Avoid partial matching.

(mef)