When loading the page, cursor should be focused in the search field

[stianfro]

Default selection on jisho.no should be the search field.

Current behavior is that on page load, you need to tab two times to select the search field:

Proposed behavior is that on page load, the highlighted element is the search box so you can start typing right away, like this:

[stianfro]

Fixed by @patrickauri in 22bf47e