[FEATURE] sap.m.Token - token select/deselect

- create ontap function to select/deselect token
- qunit test

Change-Id: Ic6e5a79e3a5cd99bcf1323020a0ef561d26f2197
[INTERNAL] sap.m.Shell: Added styles for HCB

Change-Id: I820fb58b12d2700f7ca018aeab0d2f92fe6639aa
Merge "[FEATURE] sap.m.Token - token select/deselect"
Merge "[INTERNAL] sap.m.Shell: Added styles for HCB"