[text] Limit the Layout width
[text] Limit the Layout width

We only want to eschew the pango_layout_set_width() on editable,
single-line Text actors because they can "scroll" the PangoLayout.

This fixes the ellipsization on entries.

jigpu/clutter,spatulasnout/clutter,Distrotech/clutter,kerrickstaley/clutter-vala,heysion/clutter-clone,jigpu/clutter,djdeath/clutter-android,Distrotech/clutter,heysion/clutter-clone,collects/clutter,Distrotech/clutter,GNOME/clutter,djdeath/clutter-android,ebassi/clutter,jigpu/clutter,heysion/clutter-clone,collects/clutter,kerrickstaley/clutter-vala,djdeath/clutter-android,jigpu/clutter,djdeath/clutter-multithreaded,rkudiyarov/clutter_osx,spatulasnout/clutter,GNOME/clutter,rkudiyarov/clutter_osx,djdeath/clutter,tardyp/clutter,tardyp/clutter,Distrotech/clutter,djdeath/clutter-android,dlespiau/clutter,rkudiyarov/clutter_osx,collects/clutter,djdeath/clutter-multithreaded,djdeath/clutter-multithreaded,ebassi/clutter,nobled/clutter,tardyp/clutter,GNOME/clutter,ebassi/clutter,kerrickstaley/clutter-vala,spatulasnout/clutter,heysion/clutter-clone,collects/clutter,ebassi/clutter,rkudiyarov/clutter_osx,dlespiau/clutter,djdeath/clutter,Distrotech/clutter,spatulasnout/clutter,dlespiau/clutter,nobled/clutter,collects/clutter,djdeath/clutter-android,heysion/clutter-clone,spatulasnout/clutter,nobled/clutter,Distrotech/clutter,ebassi/clutter,jigpu/clutter,GNOME/clutter,kerrickstaley/clutter-vala,jigpu/clutter,djdeath/clutter,djdeath/clutter-multithreaded,djdeath/clutter,djdeath/clutter,GNOME/clutter,djdeath/clutter