Merged in DSC-1078 (pull request DSpace#609)

[DSC-1078] Show Altmetrics in a new tab

Approved-by: Giuseppe Digilio

Author: Davide Negretti

src/app/shared/metric/metric-altmetric/metric-altmetric.component.html

@@ -11,6 +11,7 @@
         [attr.data-badge-popover]="remark | dsListMetricProps : 'popover' : isListElement"
         [attr.data-doi]="remark | dsListMetricProps : 'doiAttr' : isListElement"
         [attr.data-pmid]="remark | dsListMetricProps : 'pmidAttr' : isListElement"
+        [attr.data-link-target]="remark | dsListMetricProps : 'data-link-target' : isListElement"
       ></div>
     </div>
   </div>