Make postlinks able to support only having board (for create)

Update gloalmanagelogs to show - for null board

views/mixins/postlink.pug

@@ -1,2 +1,6 @@
 mixin postlink(log, postLink, manageLink=false)
-	a.quote(href=`/${postLink.board || log.board}/${manageLink ? 'manage/' : ''}thread/${postLink.thread || postLink.postId}.html#${postLink.postId}`) >>#{postLink.postId}
+	if postLink.thread || postLink.postId
+		a.quote(href=`/${postLink.board || log.board}/${manageLink ? 'manage/' : ''}thread/${postLink.thread || postLink.postId}.html#${postLink.postId}`) >>#{postLink.postId}
+	else
+		a.quote(href=`/${postLink.board || log.board}/${manageLink ? 'manage/' : ''}index.html`) >>>/#{postLink.board}/
+	

views/pages/globalmanagelogs.pug

@@ -42,9 +42,12 @@ block content
 								- const logDate = new Date(log.date);
 								td: time.reltime(datetime=logDate.toISOString()) #{logDate.toLocaleString(pageLanguage, {hourCycle:'h23'})}
 								td
-									a(href=`/${log.board}/index.html`) /#{log.board}/
-									|   
-									a(href=`?uri=${log.board}`) [+]
+									if log.board
+										a(href=`/${log.board}/index.html`) /#{log.board}/
+										|   
+										a(href=`?uri=${log.board}`) [+]
+									else
+										| -
 								td
 									if log.user !== __('Unregistered User')
 										a(href=`accounts.html?username=${log.user}`) #{log.user}