Check usernames in the database as case insensitive, they are still stored case sensitive. Bug fix for oc-422 and oc-1514
Check usernames in the database as case insensitive, they are still stored case sensitive. Bug fix for oc-422 and oc-1514

endsguy/server,IljaN/core,IljaN/core,pixelipo/server,pixelipo/server,whitekiba/server,xx621998xx/server,whitekiba/server,whitekiba/server,sharidas/core,pmattern/server,Ardinis/server,lrytz/core,jbicha/server,andreas-p/nextcloud-server,nextcloud/server,owncloud/core,pixelipo/server,bluelml/core,andreas-p/nextcloud-server,michaelletzgus/nextcloud-server,jbicha/server,pollopolea/core,xx621998xx/server,sharidas/core,sharidas/core,michaelletzgus/nextcloud-server,sharidas/core,jbicha/server,whitekiba/server,sharidas/core,andreas-p/nextcloud-server,phil-davis/core,pollopolea/core,endsguy/server,Ardinis/server,owncloud/core,bluelml/core,endsguy/server,Ardinis/server,pmattern/server,bluelml/core,owncloud/core,andreas-p/nextcloud-server,pollopolea/core,xx621998xx/server,xx621998xx/server,cernbox/core,bluelml/core,michaelletzgus/nextcloud-server,jbicha/server,lrytz/core,jbicha/server,IljaN/core,owncloud/core,owncloud/core,whitekiba/server,lrytz/core,cernbox/core,michaelletzgus/nextcloud-server,IljaN/core,xx621998xx/server,pmattern/server,pixelipo/server,endsguy/server,IljaN/core,nextcloud/server,nextcloud/server,pmattern/server,lrytz/core,endsguy/server,pmattern/server,Ardinis/server,andreas-p/nextcloud-server,pollopolea/core,nextcloud/server,pollopolea/core,cernbox/core,bluelml/core,cernbox/core,pixelipo/server,Ardinis/server,cernbox/core,lrytz/core