3.1.3

• Fixed: Support from properties from draft-daboo-valarm-extensions-04. Issue
  #56.
• Fixed: Issue #54. Parsing a stream of multiple vcards separated by more than
  one newline. Thanks @Vedmak for the patch.
• Fixed: Serializing vcard 2.1 parameters with no name caused a literal '1' to
  be inserted.
• Added: VCardConverter removed properties that are no longer supported in vCard
  4.0.
• Added: vCards with a minimum number of values (such as N), but don't have that
  many, are now automatically padded with empty components.
• Added: The vCard validator now also checks for a minimum number of components,
  and has the ability to repair these.
• Added: Some support for vCard 2.1 in the VCard converter, to upgrade to vCard
  3.0 or 4.0.
• Fixed: Issue 60 Use Document::$componentMap when instantiating the top-level
  VCalendar and VCard components.
• Fixed: Issue 62: Parsing iCalendar parameters with no value.
• Added: --forgiving option to vobject utility.
• Fixed: Compound properties such as ADR were not correctly split up in vCard
  2.1 quoted printable-encoded properties.
• Fixed: Issue 64: Encoding of binary properties of converted vCards. Thanks
  @DominikTo for the patch.