start some changes for 2015. just replace 2014 with 2015 in some places.
start some changes for 2015. just replace 2014 with 2015 in some places.

akalata/giving-back-to-drupal,akalata/giving-back-to-drupal,sreynen/presentation-rethinking-drupal-config,sreynen/presentation-rethinking-drupal-config