Fix homepage example to use index
missing backticks

also line breaks auto-formatting w/`par`
  (http://vimcasts.org/episodes/formatting-text-with-par/)
clarity/grammar
Merge pull request #442 from gilesbowkett/view_guide_tweaks

View guide tweaks
Merge pull request #431 from teddyzeenny/fix-homepage

Fix homepage example to use index
grammar
punctuation
Merge pull request #443 from gilesbowkett/misc_tweaks

Misc tweaks
Add note about updating the test when changing the HP example
Merge pull request #445 from teddyzeenny/example-comment

Add note about updating the test when changing the HP example