test_result: Rewrite TestResultLine_viewResultHistory

so that test result line does not need to be indexable
test result: create test results line in same order

This is in order for tests to have the same id on each test run
test result: make test result line non indexable
test_result: display git hashs instead of svn revisions
ZSQLCatalog: Drop explicit profiling integration.

Use pprofile instead for your profiling needs.
ERP5Type: Add XMLUtils.
erp5_administration: Add script to cleanup roles_and_users mappings.

Cleans up both the table and it persistent symmetric using current catalog
data.
Test: warn before removing static files
PDF: do not call Image._setFile that guess image size & content type