Switch to side-by-side view

--- a/src/qtgui/crontool.ui
+++ b/src/qtgui/crontool.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>465</width>
-    <height>367</height>
+    <width>508</width>
+    <height>416</height>
    </rect>
   </property>
   <property name="windowTitle">