Base datatypes

["Duane Nickull" <dnickull@adobe.com>]

3.2 Primitive datatypes
        3.2.1 string
        3.2.2 boolean
        3.2.3 decimal
        3.2.4 float
        3.2.5 double
        3.2.6 duration
        3.2.7 dateTime
        3.2.8 time
        3.2.9 date
        3.2.10 gYearMonth
        3.2.11 gYear
        3.2.12 gMonthDay
        3.2.13 gDay
        3.2.14 gMonth
        3.2.15 hexBinary
        3.2.16 base64Binary
        3.2.17 anyURI
        3.2.18 QName
        3.2.19 NOTATION

These may be extended to include: