Locale counter in header, support for IT/JA, sanitizing of permalink path, robots.txt support, admin site fixes

admin
- Locales page - added pagination to top and bottom of page (fixes #87)
- robots.txt support - Instruct robots to not traverse *anything* (fixes #91)
- Add/edit locale page - Removed constraint forcing only one locale to have a given name (fixes #97)
- Add/edit locale page - Added support for Japanese or Italian worship services (fixes #89)
- Home page - Switched sections to use collapsible accordions
- Home page - Added GitHub issues on right rail (fixes #67)

www
- Permalink paths - added support for spaces (ex."http://localemapscom/mountain view" will resolve) (fixes #92)
- Implemented locale counter header for FF, Chrome, IE (fixes #94)
- robots.txt support - Instruct robots to not traverse /js, /css, /img, and any endpoints used for async calls (fixes #91)
- Support for displaying worship services held in Japanese or Italian. (fixes #89)