* Fix Comma Splices

Replace comma splices with more fitting punctuation—usually semicolons.

Signed-off-by: Omar Assadi <omar@assadi.ru>

* Turn Some Conjunctions into Sentences

Turn conjunctions—which are capable of standing on their own—into their standalone sentences.

Signed-off-by: Omar Assadi <omar@assadi.ru>

* Reword Sections and Fix Issues in Docs

Reword sections of the contributing docs and readme file to be more
natural and clear. Additionally, fix the majority of the grammar
mistakes.

Signed-off-by: Omar Assadi <omar@assadi.co.il>