[FIX] sap.m.Popover: Vertical calculations in IE fixed
[FIX] sap.m.Popover: Vertical calculations in IE fixed

Change-Id: Ia7f5d4ee12878673394180ab8dd5d4b49f673325
BCP: 0020283765 0000263403 2017

nzamani/openui5,cschuff/openui5,SAP/openui5,cschuff/openui5,SAP/openui5,SAP/openui5,SQCLabs/openui5,nzamani/openui5,cschuff/openui5,SQCLabs/openui5,nzamani/openui5,SAP/openui5,SQCLabs/openui5