GitLab

* feat(graphsync): add update to message

add update to message protobuf. also fix deserialization error with cancel requests

* feat(requestmanager): support updates for response hooks

Support sending request updates in incoming response hooks. Also factor hooks out of request manager

* refactor(hooks): make hooks approach consistent

for ease of use and learning in library, make hooks structure consistent across requestor and
responder

* feat(responsemanager): update request processing

Add the ability to processing update requests as needed

* test(responsemanager): add more tests for update behavior

* test(integration):add update integration test

Add test to verify the whole update flow

* fix(lint): fix lint error

* feat(deps): upgrade IPLD prime to last before refactor

* refactor(responsemanager): refactor traversal

switch to iterative traversal that is more amenable to interruption

* feat(peerresponsemanager): add bytes sent to peer response sender

Add a return value to SendResponse in peer response sender to return the number of block bytes
transmitted. Note: does not count unsent blocks. Also convert block size measurements to uint64

* feat(responsemanager): add response pausing

add first implementation of response pausing in response manager

* refactor(responsemanager): extract classes to simplify response manager

extract hooks as independant functionality

* test(responsemanager): add tests for block hooks and request hooks

* test(graphsync): add pause/resume integration test

* fix(responsemanager): fix directory misname

requesthooks.go directory -> requesthooks

* fix(tests): cleanup races & lint

* test(graphsync): fix flaky test