SwUiWriterTest: allow loading a custom bugdoc
SwUiWriterTest: allow loading a custom bugdoc

Change-Id: I5578e462c21c023d8c9a269f2ca254e20c1a617e

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core