Safari 15 fixes (#7)

* Fix image thumbnail loading data types

* Upgrade pixijs; modernize glsl shaders and use float instead of bool for showBorders

* Bump version

emblaze/_version.py

@@ -4,5 +4,5 @@
 # Copyright (c) venkatesh-sivaraman.
 # Distributed under the terms of the Modified BSD License.
 
-version_info = (0, 9, 3)
+version_info = (0, 9, 4)
 __version__ = ".".join(map(str, version_info))

emblaze/thumbnails.py

@@ -256,8 +256,8 @@ def from_json(data, ids=None):
         descriptions = None
         if "items" in data:
             items = data["items"]
-            names = [items[id_val]["name"] for id_val in ids]
-            descriptions = [items[id_val].get("description", "") for id_val in ids]
+            names = [items[str(id_val)]["name"] for id_val in ids]
+            descriptions = [items[str(id_val)].get("description", "") for id_val in ids]
 
         return ImageThumbnails(None,
                                spritesheets=spritesheets,