Adding sections to login form and allowing schema overriding

Packages/ohif-core/client/components/bootstrap/input/select.html

@@ -8,6 +8,7 @@
         )
         options=(clone this.options
             multiple=(valueIf this.multiple true false)
+            placeholder=this.placeholder
             minimumResultsForSearch=(valueIf this.hideSearch
                 -1 this.minimumResultsForSearch
             )