some spacing/grammar fixes from dave voutila;

Remove midsentence period.

minor tweaks to improve readability;
ok rob reyk

Add HISTORY to ldap.1

Ok reyk@

- instead of trying to show a 100% accurate synopsis for -H, simplify it
and add some explanatory text: originally from a diff proposed by
matthew martin, with an adjusted text by him

- while here,

- instead of trying to show a 100% accurate synopsis for -H, simplify it
and add some explanatory text: originally from a diff proposed by
matthew martin, with an adjusted text by him

- while here, sync synopsis and usage(), and some other minor tweaks

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Allow to read the password from a file with -y

Pointed out by Tim Chase

OK rob@ gsoares@ jmc@

"filter" is optional; from matthew martin

fix some formatting which groff was complaining about;
ok reyk

various tweaks;

Update AuthorizedKeysCommand example: only match ^sshPublicKey: lines.

Import ldap(1), a simple ldap search client.

We have an ldapd(8) server and ypldap in base, so it makes sense to
have a simple LDAP client without depending on the OpenLDAP package.
This tool can be

Import ldap(1), a simple ldap search client.

We have an ldapd(8) server and ypldap in base, so it makes sense to
have a simple LDAP client without depending on the OpenLDAP package.
This tool can be used in an ssh(1) AuthorizedKeysCommand script.

With feedback from many including millert@ schwarze@ gilles@ dlg@ jsing@

OK deraadt@

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