Fix spreadsheet creation

www/common/onlyoffice/history.js

@@ -198,7 +198,7 @@ define([
             $fastNext = $(fastNext).hide();
             $next = $(_next).hide();
 
-            var pos = h('span.cp-history-timeline-pos');
+            var pos = h('span.cp-history-timeline-pos.fa.fa-caret-down');
             var time = h('div.cp-history-timeline-time');
             var version = h('div.cp-history-timeline-version');
             $time = $(time);

www/common/onlyoffice/main.js

@@ -30,11 +30,13 @@ define([
         }
 
         var parsed = Hash.parsePadUrl(href);
+        if (parsed && parsed.hashData) {
             var opts = parsed.getOptions();
             version = opts.versionHash;
             opts.versionHash = "";
             href = parsed.getUrl(opts);
             hash = parsed.hashData.getHash(opts);
+        }
 
         document.getElementById('sbox-iframe').setAttribute('src',
             ApiConfig.httpSafeOrigin + window.location.pathname + 'inner.html?' +