Use arc4random_uniform instead of arc4random
Fix compilation issues for 64-bit architectures
Show activity view controller instead of action sheet. Remove useless translations
Add Safari and Google Chrome activities
Add fake progress bar
Fade out progress bar when done
Ensure the progress view is always visible and at the top
Display nicer error message when a connection failure occurs

Thanks to Cédric Luthi for the original implementation
Change activity indicator color
Localize network error descriptions depending on the language set at runtime
Update error description when the language is changed
Implement using WebKit on iOS 8
Fix missing error description when opening with an error
Modernize project
Extract progress information from WKWebView on iOS 8. Improve progress bar behavior
Replace now useless activity indicator with cancel button
Fix main web view content insets
Fix content insets
Prevent the error web view from zooming when double-tapping it
Tweak fonts