Fix marshaling for genres.

server/subsonic/responses/.snapshots/Responses AlbumWithSongsID3 with data should match .JSON

@@ -0,0 +1,55 @@
+{
+  "status": "ok",
+  "version": "1.8.0",
+  "type": "navidrome",
+  "serverVersion": "v0.0.0",
+  "openSubsonic": true,
+  "album": {
+    "id": "1",
+    "name": "album",
+    "artist": "artist",
+    "userRating": 0,
+    "genre": "rock",
+    "genres": [
+      {
+        "name": "rock"
+      },
+      {
+        "name": "progressive"
+      }
+    ],
+    "musicBrainzId": "1234",
+    "song": [
+      {
+        "id": "1",
+        "isDir": true,
+        "title": "title",
+        "album": "album",
+        "artist": "artist",
+        "track": 1,
+        "year": 1985,
+        "genre": "Rock",
+        "genres": [
+          {
+            "name": "rock"
+          },
+          {
+            "name": "progressive"
+          }
+        ],
+        "coverArt": "1",
+        "size": 8421341,
+        "contentType": "audio/flac",
+        "suffix": "flac",
+        "starred": "2016-03-02T20:30:00Z",
+        "transcodedContentType": "audio/mpeg",
+        "transcodedSuffix": "mp3",
+        "duration": 146,
+        "bitRate": 320,
+        "isVideo": false,
+        "bpm": 127,
+        "comment": "a comment"
+      }
+    ]
+  }
+}

server/subsonic/responses/.snapshots/Responses AlbumWithSongsID3 with data should match .XML

@@ -0,0 +1,10 @@
+<subsonic-response xmlns="http://subsonic.org/restapi" status="ok" version="1.8.0" type="navidrome" serverVersion="v0.0.0" openSubsonic="true">
+  <album id="1" name="album" artist="artist" userRating="0" genre="rock" musicBrainzId="1234">
+    <genres name="rock"></genres>
+    <genres name="progressive"></genres>
+    <song id="1" isDir="true" title="title" album="album" artist="artist" track="1" year="1985" genre="Rock" coverArt="1" size="8421341" contentType="audio/flac" suffix="flac" starred="2016-03-02T20:30:00Z" transcodedContentType="audio/mpeg" transcodedSuffix="mp3" duration="146" bitRate="320" isVideo="false" bpm="127" comment="a comment">
+      <genres name="rock"></genres>
+      <genres name="progressive"></genres>
+    </song>
+  </album>
+</subsonic-response>

server/subsonic/responses/.snapshots/Responses AlbumWithSongsID3 without data should match .JSON

@@ -0,0 +1,14 @@
+{
+  "status": "ok",
+  "version": "1.8.0",
+  "type": "navidrome",
+  "serverVersion": "v0.0.0",
+  "openSubsonic": true,
+  "album": {
+    "id": "",
+    "name": "",
+    "userRating": 0,
+    "genres": [],
+    "musicBrainzId": ""
+  }
+}

server/subsonic/responses/.snapshots/Responses AlbumWithSongsID3 without data should match .XML

@@ -0,0 +1,3 @@
+<subsonic-response xmlns="http://subsonic.org/restapi" status="ok" version="1.8.0" type="navidrome" serverVersion="v0.0.0" openSubsonic="true">
+  <album id="" name="" userRating="0" musicBrainzId=""></album>
+</subsonic-response>

server/subsonic/responses/.snapshots/Responses Child with data should match .JSON

@@ -15,7 +15,14 @@
         "track": 1,
         "year": 1985,
         "genre": "Rock",
-        "genres": [],
+        "genres": [
+          {
+            "name": "rock"
+          },
+          {
+            "name": "progressive"
+          }
+        ],
         "coverArt": "1",
         "size": 8421341,
         "contentType": "audio/flac",
@@ -26,8 +33,8 @@
         "duration": 146,
         "bitRate": 320,
         "isVideo": false,
-        "bpm": 0,
-        "comment": ""
+        "bpm": 127,
+        "comment": "a comment"
       }
     ],
     "id": "1",

server/subsonic/responses/.snapshots/Responses Child with data should match .XML

@@ -1,5 +1,8 @@
 <subsonic-response xmlns="http://subsonic.org/restapi" status="ok" version="1.8.0" type="navidrome" serverVersion="v0.0.0" openSubsonic="true">
   <directory id="1" name="N">
-    <child id="1" isDir="true" title="title" album="album" artist="artist" track="1" year="1985" genre="Rock" coverArt="1" size="8421341" contentType="audio/flac" suffix="flac" starred="2016-03-02T20:30:00Z" transcodedContentType="audio/mpeg" transcodedSuffix="mp3" duration="146" bitRate="320" isVideo="false" bpm="0" comment=""></child>
+    <child id="1" isDir="true" title="title" album="album" artist="artist" track="1" year="1985" genre="Rock" coverArt="1" size="8421341" contentType="audio/flac" suffix="flac" starred="2016-03-02T20:30:00Z" transcodedContentType="audio/mpeg" transcodedSuffix="mp3" duration="146" bitRate="320" isVideo="false" bpm="127" comment="a comment">
+      <genres name="rock"></genres>
+      <genres name="progressive"></genres>
+    </child>
   </directory>
 </subsonic-response>

server/subsonic/responses/.snapshots/Responses Child without data should match .JSON

@@ -0,0 +1,21 @@
+{
+  "status": "ok",
+  "version": "1.8.0",
+  "type": "navidrome",
+  "serverVersion": "v0.0.0",
+  "openSubsonic": true,
+  "directory": {
+    "child": [
+      {
+        "id": "1",
+        "isDir": false,
+        "genres": [],
+        "isVideo": false,
+        "bpm": 0,
+        "comment": ""
+      }
+    ],
+    "id": "",
+    "name": ""
+  }
+}

server/subsonic/responses/.snapshots/Responses Child without data should match .XML

@@ -0,0 +1,5 @@
+<subsonic-response xmlns="http://subsonic.org/restapi" status="ok" version="1.8.0" type="navidrome" serverVersion="v0.0.0" openSubsonic="true">
+  <directory id="" name="">
+    <child id="1" isDir="false" isVideo="false" bpm="0" comment=""></child>
+  </directory>
+</subsonic-response>