tests: Print out parser errors if present
tests: Print out parser errors if present

If the conformance test for the Script parser throws an error
and we've enabled verbosity then we should print out the error
message before aborting.

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