Fix some file names in exporting content

blocks.js

@@ -1852,7 +1852,7 @@ SyntaxElementMorph.prototype.exportPictureWithResult = function (aBubble) {
     ctx.drawImage(scr, 0, pic.height - scr.height);
     ctx.drawImage(bub, scr.width + 2, 0);
     // request to open pic in new window.
-    ide.saveCanvasAs(pic, ide.projetName + ' ' + localize('scrip pic'), true);
+    ide.saveCanvasAs(pic, ide.projetName + ' ' + localize('script pic'), true);
 };
 
 // SyntaxElementMorph code mapping

gui.js

@@ -3098,7 +3098,7 @@ IDE_Morph.prototype.exportSprite = function (sprite) {
         + '">'
         + str
         + '</sprites>';
-    ide.saveXMLAs(str, sprite);
+    ide.saveXMLAs(str, sprite.name);
 };
 
 IDE_Morph.prototype.exportScriptsPicture = function () {

objects.js

@@ -5737,8 +5737,11 @@ StageMorph.prototype.userMenu = function () {
     menu.addItem(
         "pic...",
         function () {
-            // pass a canvas to be opened as a new window.
+            ide.saveCanvasAs(
-            ide.saveCanvasAs(myself.fullImageClassic(), 'stage', true);
+                myself.fullImageClassic(),
+                localize('stage'),
+                true // open as new window
+            );
         },
         'open a new window\nwith a picture of the stage'
     );