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
Remove unused action element

There are other action elements directly under <resource>, those are
used, but not this one.

Change-Id: Iba0f844230fa91fc33ff3b1f2a40a651819fa2cb