2.2.0 - donmik

Fixed undefined index. Thanks to jonatascabral. https://github.com/donmik/buddypress-xprofile-custom-fields-type/pull/19
New type of field! Decimal number. Thanks to ftena. https://github.com/donmik/buddypress-xprofile-custom-fields-type/pull/20
Fixed a bug with Website field. Sometimes the regular expression was giving false negatives. I’ve copied the regular expression from buddypress url field type.
Fixed a bug with Checkbox Acceptance that does not let you create or update this field.
Fixed a bug with Birthdate field type. Buddypress was throwing an error when user try to display age instead of birthdate.
Updated description of plugin.
Translations updated.