Add basic repository lfs management (#7199)

This PR adds basic repository LFS management UI including the ability to find all possible pointers within the repository. Locks are not managed at present but would be addable through some simple additions.

* Add basic repository lfs management
* add auto-associate function
* Add functionality to find commits with this lfs file
* Add link to find commits on the lfs file view
* Adjust commit view to state the likely branch causing the commit
* Only read Oid from database

templates/repo/settings/lfs.tmpl

@@ -0,0 +1,62 @@
+{{template "base/head" .}}
+<div class="repository settings lfs">
+	{{template "repo/header" .}}
+	{{template "repo/settings/navbar" .}}
+	<div class="ui container">
+		{{template "base/alert" .}}
+		<h4 class="ui top attached header">
+			{{.i18n.Tr "repo.settings.lfs_filelist"}}
+			<div class="ui right">
+				<a class="ui blue tiny show-panel button" href="{{.Link}}/pointers">{{.i18n.Tr "repo.settings.lfs_findpointerfiles"}}</a>
+			</div>
+		</h4>
+		<table id="lfs-files-table" class="ui attached segment single line table">
+			<tbody>
+				{{range .LFSFiles}}
+					<tr>
+						<td>
+							<span class="text sha label">
+								<a href="{{$.Link}}/show/{{.Oid}}" title="{{.Oid}}" class="ui detail icon button brown truncate">
+									{{ShortSha .Oid}}
+								</a>
+							</span>
+						</td>
+						<td>{{FileSize .Size}}</td>
+						<td>{{TimeSince .CreatedUnix.AsTime $.Lang}}</td>
+						<td class="right aligned">
+							<a class="ui blue show-panel button" href="{{$.Link}}/find?oid={{.Oid}}&size={{.Size}}">{{$.i18n.Tr "repo.settings.lfs_findcommits"}}</a>
+							<button class="ui basic show-modal icon button" data-modal="#delete-{{.Oid}}">
+								<i class="octicon octicon-trashcan btn-octicon btn-octicon-danger poping up"  data-content="{{$.i18n.Tr "repo.editor.delete_this_file"}}" data-position="bottom center" data-variation="tiny inverted"></i>
+							</button>
+						</td>
+					</tr>
+				{{else}}
+					<tr>
+						<td colspan="4">{{.i18n.Tr "repo.settings.lfs_no_lfs_files"}}</td>
+					</tr>
+				{{end}}
+			</tbody>
+		</table>
+		{{template "base/paginate" .}}
+		{{range .LFSFiles}}
+			<div class="ui basic modal" id="delete-{{.Oid}}">
+				<div class="ui icon header">
+					{{$.i18n.Tr "repo.settings.lfs_delete" .Oid}}
+				</div>
+				<div class="content center">
+					<p>
+						{{$.i18n.Tr "repo.settings.lfs_delete_warning"}}
+					</p>
+					<form class="ui form" action="{{$.Link}}/delete/{{.Oid}}" method="post">
+						{{$.CsrfTokenHtml}}
+						<div class="center actions">
+							<div class="ui basic cancel inverted button">{{$.i18n.Tr "settings.cancel"}}</div>
+							<button class="ui basic inverted yellow button">{{$.i18n.Tr "modal.yes"}}</button>
+						</div>
+					</form>
+				</div>
+			</div>
+		{{end}}
+	</div>
+</div>
+{{template "base/footer" .}}