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/Engineering-Drawing-36/directory-structure.json -filter -diff -merge text
-_course_archive/Engineering-Drawing-36/README.md -filter -diff -merge text
+version https://git-lfs.github.com/spec/v1
+oid sha256:1b9635911f798392666e5f3738891d2d72b4055137bc32333423eab71f98a8e7
+size 317

README.md

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e479f9609c1bbdbe97cd1875f05c5e555164279d2c8e8c5939332e939af0cf72
+size 424

_course_archive/Engineering-Drawing-36/directory-structure.json

@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:114ab76e536002fbfe2a0435b5713ecff9b22b97a839fde69f6c8ac5f26decf3
+size 5987