Fix UILineBreak usages: s/UILineBreakModeWordWrap/NSLineBreakByWordWrapping/g
Disable password-asking if the password is empty, both in UserPicker and in UserChooser
MenuView: Use PageControl features instead of manually writing images to subviews

This fixes the runtime crash on iOS7 and makes the versions on iOS6+ use
the provided features instead of using the re-implementation (that is
still needed for iOS<6.
Fix 'coresponding' english typo on start screen
WIP: Add some margin to the user textview text
Add controllers at subapp' level
Add special-casing for the size of the FlowerHowTo WebView to make it work under all supported iOS versions
Slightly rearrange calibration and parameters layouts to fit in iOS7
Avoid a full-screen warning
Release 1.7 with minimal iOS7 adaptations
Modify the Code sign identity to specify the development team; apparently sufficient to upload the app to the AppStore; yay