#2 added support for compact tags = no indentation and whitespace
wrapping, to be used when tag contains a single child item, and if the
item is text, the text must be shorter than 60 charcters and contain no
newlines.
This is useful for RFC112 resource property tags, like category and
size.
#2 wrapped Schema constants for R5 format into an inner class
#2 RFC 112 uses a slightly different convention for type name encoding
#2 #5 additional attributes in osgi.identity necessary for parity with
RFC112 and old Bindex output
#2 IndexWriter implementation for RFC112 format
#2 tests for RFC112 index writer