Merge branch 'redhat'
First try to support HANA chains; Improved checks for userstore keys
changed order of userstore keys, changed first userstore key to SAPHANA<SID>SR to allow multiple SAP HANA pairs for future versions
Fix nasty XML bug in parameter description
Fix nasty XML bug in parameter description - part2
SAPHana: Fix typo that prevented usage of SAPHANA<SID>SR userkey