Add book identifiers to list of Editions:

- Add template for identifiers.
- Remove `space-between` that adds too much space on narrow views.
- Apply the `content` class only on publisher infos to avoid applying automatic styles to the description list.

bookwyrm/templates/book/book_identifiers.html

@@ -0,0 +1,27 @@
+{% spaceless %}
+
+{% load i18n %}
+
+<dl>
+    {% if book.isbn_13 %}
+        <div class="is-flex">
+            <dt class="mr-1">{% trans "ISBN:" %}</dt>
+            <dd itemprop="isbn">{{ book.isbn_13 }}</dd>
+        </div>
+    {% endif %}
+
+    {% if book.oclc_number %}
+        <div class="is-flex">
+            <dt class="mr-1">{% trans "OCLC Number:" %}</dt>
+            <dd>{{ book.oclc_number }}</dd>
+        </div>
+    {% endif %}
+
+    {% if book.asin %}
+        <div class="is-flex">
+            <dt class="mr-1">{% trans "ASIN:" %}</dt>
+            <dd>{{ book.asin }}</dd>
+        </div>
+    {% endif %}
+</dl>
+{% endspaceless %}