[IMP] mis_builder: hide button box in edit mode on the report instance settings form

mis_builder/CHANGES.rst

@@ -13,6 +13,7 @@ Part of the work for this release has been done at the Sorrento sprint
 April 26-29, 2016. The rest (ie a major refactoring) has been done in
 the weeks after.
 
+* [IMP] hide button box in edit mode on the report instance settings form
 * [FIX] Fix sum aggregation of non-stored fields (issue #178)
 * [IMP] There is now a default style at the report level
 * [CHG] Number display properties (rounding, prefix, suffix, factor) are

mis_builder/views/mis_report_instance.xml

@@ -45,7 +45,7 @@
                 <form string="MIS Report Instance" version="7.0">
                 <sheet>
                     <field name="temporary" invisible="1"/>
-                    <div class="oe_right oe_button_box" name="buttons">
+                    <div class="oe_read_only oe_right oe_button_box" name="buttons">
                         <button type="object" name="preview" string="Preview" icon="gtk-print-preview" />
                         <button type="object" name="print_pdf" string="Print" icon="gtk-print" />
                         <button type="object" name="export_xls" string="Export" icon="gtk-go-down" />