[sync] updated: + albums, kazimir rendering, other changes

utils/Sync/sync/data/__init__.py

@@ -30,6 +30,9 @@ class Provider:
     def size(self, path):
         return 0
 
+    def exists(self, path):
+        return True
+
     def get_abs(self, path):
         a = os.path.join(self.root, path)
         return os.path.normpath(a)

utils/Sync/sync/data/fs.py

@@ -41,6 +41,10 @@ class FSProvider(Provider):
         file = self.get_abs(path)
         return os.path.getsize(file)
 
+    def exists(self, path):
+        file = self.get_abs(path)
+        return os.path.exists(file)
+
     def is_dir(self, path):
         return os.path.isdir(self.get_abs(path))