unotest.py: call the magic bootstrap init function once only
unotest.py: call the magic bootstrap init function once only

Change-Id: I5f775234f44c23386af19f973a9f895a39fa31d5

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