growth-ring - Simple and modular write-ahead-logging implementation.

	Commit message (Expand)	Author	Age
*	order writes from different invocations of grow properlyasync-writes	Determinant	2020-06-12
*	async write works	Determinant	2020-06-12
*	clean up	Determinant	2020-06-12
*	pass the compilation for proof-of-concept (need more changes)	Determinant	2020-06-12
*	tentatively add async fn	Determinant	2020-06-11
*	...	Determinant	2020-06-11
*	add more tests	Determinant	2020-06-11
*	...	Determinant	2020-06-11
*	enhance the test	Determinant	2020-06-11
*	format with rustfmt	Determinant	2020-06-11
*	clean up test code	Determinant	2020-06-11
*	scan through the single-point failure space	Determinant	2020-06-11
*	finish the first random test code	Determinant	2020-06-11
*	add closure to WALStoreEmul	Determinant	2020-06-10
*	fix bugs in dealing with long WAL rings	Determinant	2020-06-10
*	...	Determinant	2020-06-10
*	...	Determinant	2020-06-10
*	...	Determinant	2020-06-10
*	add failure generator in test	Determinant	2020-06-10
*	add basic error handling	Determinant	2020-06-10
*	WIP: random failure test (with emulated storage)	Determinant	2020-06-10
*	filter out other non-WAL files	Determinant	2020-06-10
*	move pure WAL implementation to wal.rs	Determinant	2020-06-10
*	get `peel()` working	Determinant	2020-06-10
*	basic WAL functionality works	Determinant	2020-06-10
*	...	Determinant	2020-06-09
*	...	Determinant	2020-06-09
*	...	Determinant	2020-06-09
*	...	Determinant	2020-06-09
*	...	Determinant	2020-06-09
*	...	Determinant	2020-06-09
*	init	Determinant	2020-06-08