Adding a namespace for FitText events so they can be turned .off('.FitText')
Namespace to all lowercase
Merge pull request #64 from tsvensen/master

Add event namespace so .off('.FitText') can be called for responsive sites.
More explicit WARNING text. Fixes #70
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Establishing guideslines for new issues.

+ Reduced test case required
Merge pull request #79 from davatron5000/feature/contributing

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