fixed up genres.html, publisers.html to work, tweaked menu structure -- still more placeholders than working for now, but started on an Admin menu to allow dealing with genres, covertypes, conditions, etc.

templates/publishers.html

@@ -4,7 +4,7 @@
 <h3>Publishers</h3>
 <table id="book_table" class="table table-striped table-sm" data-toolbar="#toolbar" data-search="true">
 	<thead>
-		<tr class="thead-light"><th>Surname</th><th>Firstname(s)</th></tr>
+		<tr class="thead-light"><th>Name</th></tr>
 	</thead>
 	<tbody>
 	{% for publisher in publishers %}