Implement string parsing for special character support for LCD.prototype.print(…)

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Merge branch 'master' of github.com:rwldrn/johnny-five

# By Francis Gulotta
# Via Francis Gulotta
* 'master' of github.com:rwldrn/johnny-five:
  Fix travis badge

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Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Update readme template with travis-ci badge

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>
Update LCD example program

Signed-off-by: Rick Waldron <waldron.rick@gmail.com>