(Hopefully) last fixes.

Thanks to @dhpollack for the help :)
Added Gemfile for easier testing with Jekyll
Change DogeAPI to Block.io

I corrected English sentences
(https://github.com/dogecoin/dogecoin.com/pull/53#discussion-diff-19197919
https://github.com/dogecoin/dogecoin.com/pull/53#discussion-diff-19198085)
and deleted Moolah.
Update index.html
Update index.html
Merge pull request #60 from Kirvx/Test

Change DogeAPI to Block.io
Update index.html
Fixed Mobile OS Buttons.

Data-i18n wasn't set in these buttons.
Incorporate proposals by /u/Yersenia and /u/ifisch5
Incorporate proposal 5 by /u/Yersenia

Exchanges "NOTIZ:" with "HINWEIS:"
Merge pull request #59 from dhpollack/dhpollack/add-gemfile

Added Gemfile for easier testing with Jekyll
Merge commit 'refs/pull/54/head' of https://github.com/dogecoin/dogecoin.com into gh-pages
Merge pull request #3 from dogecoin/gh-pages

Merge recent commits
Merge changes of dogecoin/dogecoin.com#60 to German
Fix some wording, escape umlauts and add credits
Merge commit 'refs/pull/54/head' of https://github.com/dogecoin/dogecoin.com into gh-pages
Merge pull request #54 from karottenbaum/gh-pages

German translation
Merge branch 'gh-pages' of https://github.com/dogecoin/dogecoin.com into gh-pages