Fix dependency of erp5_simulation_test now that erp5_trade does not depend on erp5_simulation anymore

See also commit af640e28

otherwise Web Section or Web Site without default Web Page does not contain cache related headers.

so that pages rendered as authenticated will never be displayed after logout.

And Chameleon does not workaround by lowercasing them automatically.

Rename title of source_administration field from PaymentTransactionGroupModule_viewPaymentTransactionGroupList

s/Manager/Owner/ to not use technical words

The issue is occured when using inventory document with inventory cache.
Add a test case to make sure this issue has been solved:
  testInventory#test_18_InventoryDocumentAndInventoryCache.