Keep the lower precision MVs when subpel refine ties.
Keep the lower precision MVs when subpel refine ties.

Also changes a couple of the debug level outputs to info.

iankronquist/daala,mbebenita/daala,tdaede/daala,tdaede/daala,KyleSiefring/daala,kustom666/daala,xiphmont/daala,felipebetancur/daala,ycho/daala,xiphmont/daala,smarter/daala,smarter/daala,kodabb/daala,xiph/daala,ascent12/daala,kbara/daala,ascent12/daala,kbara/daala,tdaede/daala,felipebetancur/daala,jmvalin/daala,smarter/daala,jmvalin/daala,tdaede/daala_awcy_runs,HeadhunterXamd/daala,luctrudeau/daala,luctrudeau/daala,HeadhunterXamd/daala,kodabb/daala,vr000m/daala,tribouille/daala,KyleSiefring/daala,kodabb/daala,ycho/daala,nvoron23/daala,smarter/daala,tdaede/daala_awcy_runs,jmvalin/daala,ascent12/daala,KyleSiefring/daala,iankronquist/daala,mbebenita/daala,xiph/daala,luctrudeau/daala,tribouille/daala,iankronquist/daala,tdaede/daala,ycho/daala,KyleSiefring/daala,felipebetancur/daala,kodabb/daala,tribouille/daala,kustom666/daala,HeadhunterXamd/daala,kodabb/daala,kustom666/daala,nvoron23/daala,jmvalin/daala,mbebenita/daala,xiph/daala,felipebetancur/daala,xiph/daala,ascent12/daala,vr000m/daala,tribouille/daala,ycho/daala,xiphmont/daala,tribouille/daala,nvoron23/daala,kustom666/daala,HeadhunterXamd/daala,kbara/daala,HeadhunterXamd/daala,nvoron23/daala,mbebenita/daala,vr000m/daala,xiph/daala,vr000m/daala,xiphmont/daala,ycho/daala,KyleSiefring/daala,kbara/daala,luctrudeau/daala,luctrudeau/daala,kustom666/daala,vr000m/daala,tdaede/daala_awcy_runs,jmvalin/daala,felipebetancur/daala,tdaede/daala_awcy_runs,nvoron23/daala,ascent12/daala,mbebenita/daala,xiphmont/daala,iankronquist/daala,iankronquist/daala