GSOC work, fix runtime crash
GSOC work, fix runtime crash

Fixes runtime crash by not checking the string length in "Autoclose Quotes" funtion.

Change-Id: I15e58a0fd487ce86b832452a562406b8155b2641

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