=html_escape(_("Changes are shown as if the %{b_open}source%{b_close} revision was being merged into the %{b_open}target%{b_close} revision."))%{b_open: '<b>'.html_safe,b_close: '</b>'.html_safe}
=html_escape(_("Changes are shown as if the %{b_open}source%{b_close} revision was being merged into the %{b_open}target%{b_close} revision."))%{b_open: '<b>'.html_safe,b_close: '</b>'.html_safe}