New [scrub] button when editing a watch - scrub single watch history (#672)

changedetectionio/__init__.py

@@ -458,6 +458,19 @@ def changedetection_app(config=None, datastore_o=None):
 
         return 'OK'
 
+
+    @app.route("/scrub/<string:uuid>", methods=['GET'])
+    @login_required
+    def scrub_watch(uuid):
+        try:
+            datastore.scrub_watch(uuid)
+        except KeyError:
+            flash('Watch not found', 'error')
+        else:
+            flash("Scrubbed watch {}".format(uuid))
+
+        return redirect(url_for('index'))
+
     @app.route("/scrub", methods=['GET', 'POST'])
     @login_required
     def scrub_page():