New Features

• 1dca1cc: Add option to hide empty dashboard cards (thanks, @BenjaminHae and @jcgoette!).
• 6fb958d: Add Italian translations.

Improvements

• e27f7b7: Use new Django timesince feature for Child age (removing ugly monkey patching).
• f4b9053: Add solid food option to feeding types (thanks, @0x4161726f6e!).
• 29ef9f4: Add support for unicode characters in child slugs (thanks, @cben!).

Bug fixes

• e6838a0: Correct sleep graph handling for entries that cross DST
• 14b11db, f5c1248, fe56887: Fix German translation string formatting (thanks, @BenjaminHae)
• f58571b: Prevent blank child slugs (thanks, @cben!).
• c0d20e3 ... 250e07e: Fix broken tests