Updated README.md with link to travis-ci build status image.
Updated README.md with link to travis-ci build status image.
mattoshry/SCION-CORE,mattoshry/SCION,mattoshry/SCION-CORE,jbeard4/SCION-CORE,jbeard4/SCION,mattoshry/SCION,jbeard4/SCION,mattoshry/SCION-CORE,mattoshry/SCION-CORE,mattoshry/SCION,jbeard4/SCION,mattoshry/SCION-CORE