GitLab

* feat(message): switch to google protobuf

after tracking down an error in Unmarshal code generate by gogoprotobuf, and verifying this is a
bug in the library, which appears unmaintained, try switching to google's own golang protobuf tools

* fix(message): upgrade msgio

resolve bad message strings

* feat(message): initialize empty extensions

Initialize extensions to map if nil

Update changelog for v0.1.2 release, also fix imports

* feat(benchmarks): initial benchmark infrastructure

* fix(cidlink): mem allocations around link loading

* fix(deps): update to latest deps

use latest go-ipld-prime & go-ipld-prime-proto fixes

* fix(deps): remove unused badger code