SEM_VER_PATTERN, which is a suggested regular expression (RegEx) to check a SemVer string (#33).01) are no longer allowed,
and use the correct regular expression pattern from the SemVer 2.0.0 documentation (#31).new_pre_release_ids()'s arguments have been changed from id1, id2, id3, id4, id5 to ....
This allows for more than 5 pre-release identifiers to be specified. (#8)mark_as_pre_release()'s ids argument no longer has a default value. (#23)smvr() returns NA with a warning instead of an error when an invalid value
is passed to the build argument. (#26)parse_semver(), parse_pre_release_ids(), and new_pre_release_ids() have been rewritten
to significantly improve string processing performance. (#15)pre_release_identifier and treated as alphanumeric values. (#16)Initial release.