htpasswdsync 6.x-1.x-dev

v1.2 bug fix release
Fixed #503718 by m.fu : htpassword corruption when enabling/disabling user
Fixed #437904 by fasdalf@fasdalf.ru : group file not generated properly, now happen on
after_update
Fixed #437844 by fasdalf@fasdalf.ru : error when deleting one user
Fixed #503726 by m.fu: group file no longer contain disabled users
Added #503720 by m.fu : option to overwrite htpasswd
Fixed #503724 by m.fu : validation of username, must be htpasswd compatible
Fixed #437852 by fasdalf@fasdalf.ru : name change is detected and handled properly