OPENAM-3159: fix wrong parameter name
OPENAM-3159: Difference in case between results of identity/json/attributes REST API between first and subsequent calls (backport to 11.0.x)
OPENAM-3159: CR-3306: Preserve original case of attribute names
OPENAM-3159: CR-3223: Difference in case between results of identity/json/attributes REST API between first and subsequent calls
moved amserver/source into openam-core/src