Merge pull request #133 from muhuk/master

Added my blog.
add Marek Kubica's blog
add Nikola Plejić's blog
Add Clojure feed of mytediousblog.blogspot.com
Merge pull request #134 from cdpjenkins/add-mytediousblog

Add Clojure feed of mytediousblog.blogspot.com
add Gilt Tech
add otto.de
temporary disable mx-clojure blog
sync only posts marked as 'clojure'
Replace codethat.wordpress.com for bytopia.org
Merge pull request #135 from alexander-yakushev/master

Replace codethat.wordpress.com for bytopia.org
add UK Government Digital Service blog