deletion of categories now supported
-rw-r--r-- 2917 bookData.py
-rw-r--r-- 6831 browser.py
-rwxr-xr-x 1600 cursestest.py
-rw-r--r-- 7297 dbLayer.py
-rwxr-xr-x 347 echokey.py
-rw-r--r-- 6664 form.py
-rwxr-xr-x 3223 librarian.py