RTF import: let SHPRW == 4 imply ooxml:EG_WrapType_wrapTight
RTF import: let SHPRW == 4 imply ooxml:EG_WrapType_wrapTight

This does not have an effect on the resulting document yet, but handling
"tight" properly is necessary to support wrap polygons in the future.

Change-Id: Iff057a1f9aff792b9c0ad5e601f2024bc60383cf

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