Remove string attribute from views

issue2350

view/bank_account_form.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<form string="Bank Account" col="6">
+<form col="6">
     <label name="bank"/>
     <field name="bank"/>
     <label name="currency"/>

view/bank_account_list.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<tree string="Bank Accounts">
+<tree>
     <field name="rec_name"/>
     <field name="bank"/>
     <field name="currency"/>

view/bank_account_number_form.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<form string="Bank Account Number">
+<form>
     <label name="account"/>
     <field name="account"/>
     <label name="sequence"/>

view/bank_account_number_list.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<tree string="Bank Account Numbers">
+<tree>
     <field name="account"/>
     <field name="type"/>
     <field name="number"/>

view/bank_account_number_list_sequence.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<tree string="Bank Account Numbers" sequence="sequence">
+<tree sequence="sequence">
     <field name="account"/>
     <field name="type"/>
     <field name="number"/>

view/bank_form.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<form string="Bank">
+<form>
     <label name="party"/>
     <field name="party"/>
     <label name="bic"/>

view/bank_list.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<tree string="Banks">
+<tree>
     <field name="party"/>
     <field name="bic"/>
 </tree>