support system dicts named using bcp47 scheme
support system dicts named using bcp47 scheme

but fallback to LANG_REGION on failure

Change-Id: Ic31ba142209cdea1565adef2b592fd59111d9162

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