Merge pull request #1 from arthurattwell/master

Confirming add README and CNAME
Merge pull request #2 from arthurattwell/master

Editing text
Merge pull request #3 from arthurattwell/master

Add debug message for DNS setup
Change bookdash.org to www.bookdash.org
debug div, display: none
Remove debugging message from #debug
Copy editing and corresponding updates to CSS
CSS improvements
Add translators mention
Change button to pink
Major edits

Text changed to describe competition aspect. Major CSS improvements. Add
placeholder index.htm file.
Fix placeholder

Change filenames to index.html and progress.html
Add favicon
Content edit and CSS tweak

Downplay competition messaging. Fix sidebar width issue in Safari.
Content tweak
Fix typo
Text edits
Add A7 format, remove A4
Fix opacity of buttons

Make go-to-top button default transparent, opaque on hover.
Fix class name in go-to button