Add support for playback delay
Use single quotes throughout
Use simpler delta tests for floats
Implement recording
Workaround for immediate terminal input

Tested on OSX 10.9
ruby 2.0.0p0 (2013-02-24 revision 39474) [x86_64-darwin13.1.0]
Move cursor to next line after completion of playback
Add fixed indent to display
Disable cursor after ending playback
Silently exit on Ctrl-C in playback mode
Do not print stack traces on bad file or URLs
Print message before starting recording

Ruby (+ Bundler?) startup time is not instantaneous, and sometimes
STDIN would not be ready by the time I got around typing.
Add delay before event (instead of after)

This allows us to have initial delays before typing.
Add advanced usage section to README
Use increased threshold for test that depends on timing
Fix failing test
Add Contributing section to README
Modify the demo Haiku
Refresh after displaying newline
Amend the snowflake timings
Generate Haiku files in more editable format