* libwget/iri.c (wget_iri_escape_query): Do not escape ampersand,
(wget_iri_get_escaped_resource): Use wget_iri_escape_query()
* tests/test-base.c: Add test URLs with spacing in path, query and param
* tests/test.c: Test query parsing in API
* tests/test-base.c: Test query handling of wget2
* include/libwget.h: Add flags to wget_iri_t,
add function wget_iri_unescape_inline()
* libwget/iri.c: Add function wget_iri_unescape_inline(),
fix wget_iri_parse() to not percent unescape query
do not add fragment in wget_iri_get_escaped_resource()