accounting: normalize glossary term for "portal_type"

Use "Transaction Type" everywhere and stop using "Journal Type".

On accounting transaction views, it is "Transaction Type".

In l10n_fr, l10n_de, l10n_pl both "Journal Type" and "Transaction Type"
where translated to the same term.

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountModule_viewDialogFieldLibrary/your_portal_type.xml

@@ -239,7 +239,7 @@
                 </item>
                 <item>
                     <key> <string>title</string> </key>
-                    <value> <string>Journal Type</string> </value>
+                    <value> <string>Transaction Type</string> </value>
                 </item>
                 <item>
                     <key> <string>unicode</string> </key>

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountModule_viewReportFieldLibrary/your_portal_type.xml

@@ -237,7 +237,7 @@
                 </item>
                 <item>
                     <key> <string>title</string> </key>
-                    <value> <string>Journal Type</string> </value>
+                    <value> <string>Transaction Type</string> </value>
                 </item>
                 <item>
                     <key> <string>unicode</string> </key>

bt5/erp5_accounting/SkinTemplateItem/portal_skins/erp5_accounting/AccountingTransactionModule_getJournalReportSectionList.py

@@ -68,7 +68,7 @@ selection_columns = (
     ('parent_reference', 'Document Reference'),)
 if len(portal_type) > 1:
   selection_columns += (
-    ('portal_type', 'Journal Type'), )
+    ('portal_type', 'Transaction Type'), )
 selection_columns += analytic_column_list + (
     ('node_title', 'Account'),
     ('mirror_section_title', 'Third Party'),

bt5/erp5_accounting_l10n_pl/SkinTemplateItem/portal_skins/erp5_accounting_l10n_pl/AccountingTransactionModule_viewJournalDialogPolishAccounting/my_transaction_portal_type.xml

@@ -244,7 +244,7 @@
                 </item>
                 <item>
                     <key> <string>title</string> </key>
-                    <value> <string>Journal Type</string> </value>
+                    <value> <string>Transaction Type</string> </value>
                 </item>
                 <item>
                     <key> <string>unicode</string> </key>

bt5/erp5_user_tutorial/PathTemplateItem/test_page_module/user-Howto.Generate.Report.html

@@ -38,7 +38,7 @@
           </p><p>
             Secondly, in the blue area, you can choose which <strong>Simulation State(s)</strong>
             you want to display in your report, and the
-            <strong>Journal Type (types of transactions)</strong>
+            <strong>Transaction Type</strong>
             you need to display.
           </p><p>
             Thirdly, in the yellow area, you have to <strong>choose an Account, this is compulsory</strong>