Add L7 slides

Author: cooper-mj

res/lectures.json

@@ -87,8 +87,8 @@
         "uid": "86d9817e-e471-4f32-a79e-aa88b307c54b",
         "title": "Standard Library",
         "date": "2020-02-19",
-        "condensed": "#",
-        "full": "#",
+        "condensed": "https://drive.google.com/open?id=1f7sj5-VxjqnSDLrmEGoKDLTp_78dqW7A",
+        "full": "https://drive.google.com/open?id=1J-WhozXM52v9_fjWjcl7lt4HgDSL47pG",
         "video": "#",
         "video_note": "#",
         "visible": true,