Tests

Fix some language in messages, comments, and docstrings #7

Job	Run time
docs	2m 4s
isort	26s
pyright	32s
behave (ubuntu, 3.7, etcd)	9m 45s
unit (ubuntu)	55s
behave (ubuntu, 3.7, etcd3)	11m 58s
Test compatibility with the latest version of ydiff	20s
unit (windows)	3m 38s
unit (macos)	1m 25s
behave (ubuntu, 3.7, consul)	10m 20s
behave (ubuntu, 3.7, exhibitor)	10m 49s
behave (ubuntu, 3.7, kubernetes)	13m 26s
behave (ubuntu, 3.7, raft)	12m 25s
behave (ubuntu, 3.12, etcd)	10m 36s
behave (ubuntu, 3.12, etcd3)	14m 43s
behave (ubuntu, 3.12, consul)	11m 22s
behave (ubuntu, 3.12, exhibitor)	11m 46s
behave (ubuntu, 3.12, kubernetes)	14m 57s
behave (ubuntu, 3.12, raft)	13m 46s
behave (macos, 3.8, raft)	15m 34s
behave (macos, 3.9, etcd)	10m 20s
behave (macos, 3.11, etcd3)	10m 17s
Finalize coveralls.io	0s
Finalize Codacy	1s
	3h 11m 25s

Provide feedback