Changes
/* Challenges */
== Challenges ==
* Solutions to the challenges have to be published under open source licenses (if none specified, NASA will use http://opensource.org/licenses/Apache-2.0)
* Challenges has been presented: https://2015.spaceappschallenge.org/challenge/
* Who is interested in what at FIXME: https://pad.fixme.ch/p/spaceapps2015
