Added start/stop buttons for twitter app
Merge pull request #17 from OpenGeoscience/tweet-pause-button

Added start/stop buttons for twitter app
Color based on the tweet age
Merge pull request #19 from OpenGeoscience/stream_improvements

Color based on the tweet age
Tweaked stroke color for better vis
Merge pull request #20 from OpenGeoscience/stream_improvements

Tweaked stroke color for better vis
Added data and transition for path animations
Added a gitignore