Add course directory manifest and upload notes

.gitattributes

@@ -1,7 +1,3 @@
-
-# Upload-only course archive
-* filter=lfs diff=lfs merge=lfs -text
-.gitattributes -filter -diff -merge text
-README.md -filter -diff -merge text
-_course_archive/Computer-Graphics-64/directory-structure.json -filter -diff -merge text
-_course_archive/Computer-Graphics-64/README.md -filter -diff -merge text
+version https://git-lfs.github.com/spec/v1
+oid sha256:3b1fbb28279f074713542bfb2a79f8334afa019712229d31b83a8d1bc335fa04
+size 313

README.md

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:ab2c3f7077dfaccd2ec1f256724f20948b985fb86eb90628a80c1f096f0d2f8e
+size 427

_course_archive/Computer-Graphics-64/directory-structure.json

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fa6e5496b0ad5156ccd5b7b6fb43e6ad2e070e3f1ac4306b22c3974eca277078
+size 1876