Update .travis.yml to use xcpretty
Fix .travis.yml typo
Only use Postscript font names in Unit Tests to ensure they don't change across iOS versions.
Cleanup travis.yml
Missed some non-postscript names
Fix unit tests that were based on font display name (which change across iOS versions) instead of font postscript name (which are invariant).
Fix #2
Update README
Add OHAttributedStringAdditions locally using CocoaPods in Example