[FIX] empty/falsey key values should not be overriden
[FIX] empty/falsey key values should not be overriden

Change-Id: I84941d6c7033943b3f5d8751b308ba1c598a5849

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