Added locale detection
Added proper support for internationalization
Added stub french localization (incomplete)
Completed client-side localization code
Added server-side localization
Emptied out the default localizations (unnecessary)
Moved list of strings to respective examples (reader-example.js and
example.php)
Root feed title ("Subscriptions") no longer supplied by server
Moved locale detection to common.php
Localized more strings
Added localization information (LOCALIZATION.md)