Fix bug in the handling of ExtendedLog class name parsing, introduced
as part of the change for Bug#4067.
Adding regression test for particular mod_ifsession config, based on
reports from the forums.
Bug#4083 - Using SQLDefaultHomedir with null home results in "No such user".
Fix handling of SQLEngine logic in mod_sql, which was contributing to
test failures when regressing Bug#4083.
Merge pull request #26 from proftpd/sql-defaulthomedir-empty-home-bug4083

Bug#4083 - Using SQLDefaultHomedir with null home results in "No such user"
Updating NEWS for Bug#4083.
Fill in missing descriptions for the MaxClients* and MaxTransfers* directives.
Adding regression tests for the MaxTransfersPerHost and MaxTransfersPerUser
directives.
Bug#4084 - "NLST *" returns files from subdirectories.
Add regression test for the glob with recursion case.
Merge pull request #27 from proftpd/ls-nlst-glob-recursion-bug4084

Bug#4084 - "NLST *" returns files from subdirectories.
Updating NEWS for Bug#4084.
Bug#4081 - Not possible to create relative symlinks with SFTP.
Merge pull request #28 from proftpd/sftp-symlink-rel-path-bug4081

Bug#4081 - Not possible to create relative symlinks with SFTP.
Updated NEWS with fix of Bug#4081.
Add regression test for SQLUserInfo which returns NULL for the uid/gid
columns; this ensures that a) mod_sql doesn't segfault on such return values,
and b) that the SQLDefaultUID/SQLDefaultGID values are used.
Add louder logging for when mod_sftp_pam denies a login, along with a
regression test that tickles this behavior.
Adding regression test of publickey SSH authentication, where the key is
stored as the 2nd key in the file.
Bug#4087 - mod_sftp does not handle "MaxLoginAttempts none" properly.
Fix SFTPLog message if LINK request fails.
Bump mod_sftp version, due to fixed LINK handling (and other fixes).