[yandere] add option to split tags by type (#92)

docs/configuration.rst

@@ -617,6 +617,25 @@ Description A (comma-separated) list of post types to extract images, etc. from.
 =========== =====
 
 
+extractor.yandere.tags
+----------------------
+=========== =====
+Type        ``bool``
+Default     ``false``
+Description Split tags into different categories
+            and provide the following additional metadata-entries:
+
+            - ``tags_artist``
+            - ``tags_character``
+            - ``tags_circle``
+            - ``tags_copyright``
+            - ``tags_faults``
+            - ``tags_general``
+
+            Note: This requires 1 additional HTTP request for each post.
+=========== =====
+
+
 
 Downloader Options
 ==================

docs/gallery-dl.conf

@@ -104,6 +104,10 @@
             "inline": false,
             "posts": "photo",
             "reblogs": true
+        },
+        "yandere":
+        {
+            "tags": false
         }
     },