QmlDesigner.library: fixing items in library

Change-Id: Ic7e8e69ca2f0126c7464c09f8ea99e75cbe12684
Reviewed-on: http://codereview.qt.nokia.com/956Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Thomas Hartmann <Thomas.Hartmann@nokia.com>

src/plugins/qmldesigner/qtquickplugin/source/gridview.qml

 import QtQuick 1.0
 
 GridView {
-    width: 200
-    height: 200
+    width: 140
+    height: 140
+    cellWidth: 70
+    cellHeight: 70
 
     model: ListModel {
 

src/plugins/qmldesigner/qtquickplugin/source/listview.qml

 import QtQuick 1.0
 
 ListView {
-    width: 160
+    width: 110
     height: 160
     model:  ListModel {
         ListElement {

src/plugins/qmldesigner/qtquickplugin/source/pathview.qml

@@ -2,7 +2,7 @@ import QtQuick 1.0
 
 PathView {
     width: 250
-    height: 200
+    height: 130
 
     path: Path {
         startX: 120