Merge pull request #103 from CMU-Robotics-Club/new_log_format

Updated subscriber interface to support message replay
Fixup of previous merge from new_logging_format
Removing duplicated file
Create .travis.yml
Arduino can now be uploaded to from windows!

I will write instructions soon.
MessageLogger now logs messages!

Swing GUIs are a bit stupid, but now it almost works.
Merge branch 'master' of https://github.com/CMU-Robotics-Club/RoboBuggy into new_log_format