Merge branch 'resumable-connection' / not all tests pass

Conflicts:
	src/jet/daemon.lua
	src/jet/peer.lua
	src/jet/socket.lua
remove prints
fix fetch on add
add peer.cancel_request / TEST REQUIRED!
Merge branch 'resume-merge-and-fix'

Conflicts:
	src/jet/daemon.lua
	src/jet/daemon/fetcher.lua
	src/jet/utils.lua