Merge pull request tetratelabs#71 from tetratelabs/refactoring

pass rootContextID to new{http,stream}Context

Merge pull request tetratelabs#68 from tetratelabs/refactoring

refactoring: clean up API

Merge pull request tetratelabs#63 from tetratelabs/release-v0.0.4

release v0.0.4

Merge pull request tetratelabs#59 from tetratelabs/release-v0.0.3

release v0.0.3

Merge pull request tetratelabs#56 from tetratelabs/stream-example

connection counter on network filter example

Merge pull request tetratelabs#53 from tetratelabs/http-framework

http filter framework