sync master, status:
# On branch master
# Changes to be committed:
#   (use "git reset HEAD <file>..." to unstage)
#
#	modified:   feed.xml
#	modified:   hack/2014/01/09/acoustic-cryptanalysis.html
#	modified:   hack/2014/01/09/jekyll-plugin.html
#	modified:   hack/arduino/2014/01/10/mbox-01.html
#	new file:   hack/arduino/2014/01/13/mbox-02.html
#	modified:   index.html
#	modified:   jekyll/install/2014/01/09/jekyll.html
#	modified:   jekyll/welcome/2014/01/09/welcome.html
#