Start updating search page
Tweak wording

Let's be upbeat. "Hey Guys, This API let's you get 1,000 results! 1,000!! Can you believe that? That's so many more than you need."
Remove :query
query -> q
Merge branch 'search-api' of github.com:github-api/developer.github.com into search-api
Extract legacy search into separate TOC
Fix hash linking TOC render
Update search examples
Add documentation for code search
This includes the JSON resource/result
End `page` param description with period

For consistency with other parameter descriptions.
Use `code syntax` for parameter values
Clarify `sort` parameter for code search
Clarify that we're searching for files (as opposed to code)
Remove invalid sort parameter from code search example

You can sort by `indexed` or you can omit the sort parameter. You cannot
sort by `stars`.
@ymendel-ify
Fix typo
:skull: keywords
:skull: one of
state the default search
:skull: team