player_example: pace playback to file's framerate
player_example: pace playback to file's framerate

Fixes #17

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