Bug 987480: Do not show whatsnew tour when upgrading from 29.0.
[fix bug 1005453] 'Learn more about Firefox OS?' displayed in English in firefox/new
Merge pull request #1971 from alexgibson/bug-1005453-engligh-string-firefox-new

[fix bug 1005453] 'Learn more about Firefox OS?' displayed in English in on firefox/new
Merge pull request #1978 from pmclanahan/hide-tour-whatsnew-upgrade-29-987480

Bug 987480: Do not show whatsnew tour when upgrading from 29.0.