Update of icon and launch image + background for iPhone 6 / 6+
Dismiss popdown on sign out, fuel check date not recorded, avatar improvements.
Lots of UI improvements and tips + parental gate, guide update.

[IMPROVED]  Emergency VC can now scroll when keyboard is up.
[IMPROVED]  Language of the guide + new updated screenshots.
[FIXED]     Size of guide cells on different devices.
[IMPROVED]  Don't show messages claiming login name was updated when nothing changed.
[FIXED]     Weird back-toggle bug when toggling site settings.
[ADDED]     Lots of handy tips throughout.
[ADDED]     Notification of new store features.
[FIXED]     Weird sizing issue & animation with store cells.
[ADDED]     Loading spinner while loading store products.
[ADDED]     Thanks link to store footer.
[FIXED]     Bought products should not respond to click, non-bought ones should.
[FIXED]     Fuel elapsed time counter was backward.
[ADDED]     Parental gate when deleting or resetting users.
[UPDATED]   App Icon background texture.
Stop showing thanks tips after user opens thanks page.