ignore spaces while reading RTF image data
ignore spaces while reading RTF image data

Change-Id: I6a1af0cd98ed832204d4485e135da6e56e575b4a

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