* test: Actually test split messages in split message parsing test
* cleanup: Fix spelling in tests
* test: Wait on asynchronous tests
* cleanup: Remove unused parameter from test method `BufferList#getByteLength`
If someone did want this functionality, it would be better to use addition separate from the method anyway.
* cleanup: Remove unused test function `BufferList.concat`
* Move message writing to typescript lib
* Write more tests, cleanup code to some extent
* Rename package to something more representing its name
* Remove unused code
* Small tweaks based on microbenchmarks
* Rename w/o underscore