Add missing translation

Author: sapk

options/locale/locale_en-US.ini

@@ -350,11 +350,14 @@ keep_email_private_popup = Your email address will be hidden from other users if
 openid_desc = Your OpenID addresses will let you delegate authentication to your provider of choice
 
 manage_ssh_keys = Manage SSH Keys
+manage_gpg_keys = Manage GPG Keys
 add_key = Add Key
 ssh_desc = This is a list of SSH keys associated with your account. Because these keys allow anyone using them to gain access to your repositories, it is highly important that you make sure you recognize them.
+gpg_desc = This is a list of GPG keys associated with your account. Because these keys allow verification of commit, it is highly important that you keep safe the corresponding private key.
 ssh_helper = <strong>Don't know how?</strong> Check out GitHub's guide to <a href="%s">create your own SSH keys</a> or solve <a href="%s">common problems</a> you might encounter using SSH.
 gpg_helper = <strong>Don't know how?</strong> Check out GitHub's guide <a href="%s">about GPG</a>.
 add_new_key = Add SSH Key
+add_new_gpg_key = Add GPG Key
 ssh_key_been_used = Public key content has already been used.
 ssh_key_name_used = Public key with same name already exists.
 gpg_key_id_used = Public GPG key with same id already exists.
@@ -372,6 +375,7 @@ gpg_key_deletion_desc = Delete this GPG key will disable all commit verification
 ssh_key_deletion_success = SSH key has been deleted successfully!
 gpg_key_deletion_success = GPG key has been deleted successfully!
 add_on = Added on
+valid_until = Valid until
 last_used = Last used on
 no_activity = No recent activity
 key_state_desc = This key is used in last 7 days

templates/user/settings/keys.tmpl

@@ -61,15 +61,15 @@
 		</div>
 		<br>
 		<h4 class="ui top attached header">
-			Manage GPG Keys
+			{{.i18n.Tr "settings.manage_gpg_keys"}}
 			<div class="ui right">
 				<div class="ui blue tiny show-panel button" data-panel="#add-gpg-key-panel">{{.i18n.Tr "settings.add_key"}}</div>
 			</div>
 		</h4>
 		<div class="ui attached segment">
 			<div class="ui key list">
 				<div class="item">
-					This is a list of GPG keys associated with your account. Because these keys allow anyone using them to gain access to your repositories, it is highly important that you make sure you recognize them.
+					{{.i18n.Tr "settings.gpg_desc"}}
 				</div>
 				{{range .GPGKeys}}
 					<div class="item">
@@ -88,7 +88,7 @@
 								<div class="activity meta">
 										<i>{{$.i18n.Tr "settings.add_on"}} <span>{{DateFmtShort .Added}}</span></i>
 										 -
-										<i>{{$.i18n.Tr "settings.end_on"}} <span>{{DateFmtShort .Expired}}</span></i>
+										<i>{{$.i18n.Tr "settings.valid_until"}} <span>{{DateFmtShort .Expired}}</span></i>
 								</div>
 							</div>
 					</div>
@@ -99,7 +99,7 @@
 		<p>{{.i18n.Tr "settings.gpg_helper" "https://help.github.com/articles/about-gpg/" | Str2html}}</p>
 		<div {{if not .HasGPGError}}class="hide"{{end}} id="add-gpg-key-panel">
 			<h4 class="ui top attached header">
-				 Add GPG Key
+				 {{.i18n.Tr "settings.add_new_gpg_key"}}
 			</h4>
 			<div class="ui attached segment">
 				<form class="ui form" action="{{.Link}}" method="post">