NOTASK(CallbacksBuffer): CallbacksBuffer tests

- add tests for `callbacksBuffer`
- switched karma reports to use `html`
- switched instance of `type` to `kind` to avoid confusing it with
`type` keyword
Merge pull request #13 from ikhattab/test-callback-buffer

NOTASK(CallbacksBuffer): CallbacksBuffer tests
NOTASK fix(misc)

- fix misc bugs left behind after refactor
Merge pull request #16 from ikhattab/fix-misc

NOTASK fix(misc)
Merge from master
test(really-js): websocket protocol

- add tests for websocket protocol
- update README for installation guide

closes REALLY-80