Integrate HXT for working XPath support.

Implement WebDriver forms, viewsource, & noops.

Allow 'clicking' links both via Selenium & the web browser.

Fix infinite loop in XPath parser preventing UI integration.

Allow searching for a descendant of a given element.

Attempted integration of XPath selectors.

Support searching for links by label, both in JSON & HTML interfaces

Add links for navigating through the XML/HTML tree.

Show search queries in existing searchbox, not new one.

Create pages describing elements & style Amphiarao.

Show syntax-highlighted start tags for elements in HTML UI.

Expose CSS selector search in UI FIXME: build the linked pages.

Allow navigating (tab) history.

Allow testing reloading of webpages.

Refactoring, allowing reading which URL was loaded.

Allow loading webpage, commit missing files.