Changed output for keyref-match errors; the target-node will be now * xmlschemas.c include/libxml/xmlerror.h: Changed output for keyref-match errors; the target-node will be now reported rather than the scope-node of the keyref definition - allowing easier chasing of instance errors. This was reported by Guy Fabrice to the mailing list. Some initial parsing code for schema redefinitions. * result/schemas/bug303566_1_1.err result/schemas/bug312957_1_0.err: Adapted test results due to the keyref changes.