[INTERNAL] Expose Core instance as module value, not the Core class.
[INTERNAL] Expose Core instance as module value, not the Core class.

Change-Id: I2a7935578091acf1704be94c613728856128fe49

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