Merge incomplete podcast support

commit 4ac35d6530f7770e7b80307321c72541a55e2c8e
Author: Arne Schlüter <arne@schlueter.is>
Date:   Mon Oct 8 21:09:04 2018 +0200

    Stub out podcast detail view

commit 60742a22e93bfe6f432e06d56d3e4da671184559
Author: Arne Schlüter <arne@schlueter.is>
Date:   Tue Sep 18 23:02:39 2018 +0200

    Simplify api helpers; closes #16

commit 8bbc79ebf4dbbe3dbfa08cb4c7c1edd341d507eb
Author: Arne Schlüter <arne@schlueter.is>
Date:   Tue Sep 18 19:39:17 2018 +0200

    Adjust `stream-url` to work with podcast episodes

commit 991ba5b65230a7429c160ca1b7968ecbb8595e0b
Author: Arne Schlüter <arne@schlueter.is>
Date:   Tue Sep 18 19:14:08 2018 +0200

    Fix breadcrumbs for podcasts

commit 37c3a894eded2fe37f9af031d3132c7175702266
Author: Arne Schlüter <arne@schlueter.is>
Date:   Tue Sep 18 15:11:54 2018 +0200

    Stub out overview for podcasts

src/sass/app.sass

@@ -132,30 +132,33 @@
   .preview-card .card-content
     padding: 0.375rem 0.75rem 0.75rem
 
-.album-view
-  .collection-info
-    list-style: none
+.album
+  &.detail
+    .collection-info
+      list-style: none
 
-    li
-      display: inline-block
-      margin-left: 0.75rem
+      li
+        display: inline-block
+        margin-left: 0.75rem
 
-      &:first-child
-        margin-left: 0
+        &:first-child
+          margin-left: 0
 
-  .hero + .section
-    padding-top: 0
-    padding-bottom: 0
+    .hero + .section
+      padding-top: 0
+      padding-bottom: 0
 
-  .song-list
-    counter-reset: track
+    .song-list
+      counter-reset: track
 
-    tbody
-      tr
-        counter-increment: track
+      tbody
+        tr
+          counter-increment: track
 
-      td:first-child > div::before
-        color: $grey-light
-        content: counter(track)
-        display: inline
-        padding-right: 0.375rem
+        td:first-child > div::before
+          color: $grey-light
+          content: counter(track)
+          display: inline
+          padding-right: 0.375rem
+
+.no-wrap