small fixes which should go to production

client/src/common/util.js

@@ -395,7 +395,7 @@ function getMaterialTitle(data, html){
   title = getSubscriptedFormula(data.formula_reduced);
   if (html !== undefined && html ===false)   title = data.formula_reduced;
 
-  if (data.space_group_number !== null)
+  if (data.space_group_number !== null && data.space_group_number !== undefined)
     title += ' - space group '+data.space_group_number;
   //return '<span style="font-size: 0.9em">'+title+' </span>';
   return title;

client/src/material-mod/MaterialMod.js

@@ -300,7 +300,7 @@ class StructureViewerWrapper{
     <div style="float: left; position:relative;" >
       <img class="view-reset" style="cursor: pointer;" height="18px"
         src="${util.IMAGE_DIR}reset.svg" />
-      <div class="view-reset-tooltip" > Set original view </div>
+      <div class="view-reset-tooltip" > Reset view </div>
     </div>
 
     <!--