Correct B
Correct C and improve wording

Using mnemonic wording to help learning, e.g "til" for t, "find" for f.
Improve whitespace formatting.
Change D wording to be more mnemonic.
Explain E vs e difference.
Improve mnemonics for G.
Improve J and formatting.
Remove unnecessary example that wasn't used in K.
Fix marks.

Single quote was used instead of backtick. Single quote goes to the start of the line containing the mark, whereas backtick goes to the actual character of the mark.
Add mention of capital T for backwards.
Removed misplaced example.
Add mention of alternate Y behaviour from :help.
For consistency end each line with full stop.
Merge branch 'sfcgeorge-patch-1' into gh-pages

* sfcgeorge-patch-1:
  For consistency end each line with full stop.
  Add mention of alternate Y behaviour from :help.
  Removed misplaced example.
  Add mention of capital T for backwards.
  Fix marks.
  Remove unnecessary example that wasn't used in K.
  Improve J and formatting.
  Improve mnemonics for G.
  Explain E vs e difference.
  Change D wording to be more mnemonic.
  Improve whitespace formatting.
  Correct C and improve wording
  Correct B