Route external links through Google Translate.
No translation for English.
Changed request.lang to request.language.
Merge pull request #1472 from rtibbles/external_links_translate

Pass external links through Google Translate
Merge pull request #1465 from aronasorman/all_languages_allowed

Allow all languages defined in languagelookup.json
Rename GET parameters, use global URLs in library code.
1-line fix to get the request language properly--don't persist the previous request's language!!
Merge pull request #1483 from bcipolli/1410

Fix 1410 and make querystring schema more intuitive.
move benchmark docs to docs/ folder