Docs: Update multiple pages to fix rendering of fenced code blocks
Merge pull request #1292 from DavidAnson/fixrendering

Docs: Update multiple pages to fix rendering of fenced code blocks
Docs: Correct a few misspelled words
Merge pull request #1293 from DavidAnson/spelling

Docs: Correct a few misspelled words
Merge remote-tracking branch 'upstream/master'