Fixes wiki and external hyperlinks

wiki hyperlinks now point to en.wikipedia.org
external hyperlinks will open in a new tab
Loads wiki links in new panes!!! :moneybag:
quick fix for anchors

I still need to figure out duplicate anchors across wiki pages
Scrolls to reveal the new pane
Removes console.log and unused success handler
Enables caching for requests
Adds a header
Removes second test page
Creates readme.md
Updates readme.md
Updates readme.md

Adds link to a sample
Uses more relevant sample article
Fixes https links
Merge branch 'gh-pages' of https://github.com/AmadeusW/WikiBrowser into gh-pages