Fix gaia css lint errors.
Fix copy-paste typo

The Compact Font Format Specification defines the Standard String of SID 237 as "twodotenleader", and not "266 ff".
Merge pull request #4454 from brendandahl/gaia-css-clean

Fix gaia css lint errors.
Merge pull request #4463 from sukop/patch-1

Fix copy-paste typo
Merge branch 'master' of git://github.com/mozilla/pdf.js