fixed slice with resumption_token
fixed resumption token for slice
fixed bug where it was resending the first page of results after all other pages were sent
added some comments
updated requirements
update gitignore to more relevant things

Signed-off-by: Jim Klo <jim.klo@sri.com>
fix for unit tests missing check for CORS Authorization header

Signed-off-by: Jim Klo <jim.klo@sri.com>
updated dependency file

Signed-off-by: Jim Klo <jim.klo@sri.com>