Added test gitignore.
Added test gitignore.

jkoritzinsky/Avalonia,AvaloniaUI/Avalonia,grokys/Perspex,SuperJMN/Avalonia,wieslawsoltes/Perspex,SuperJMN/Avalonia,AvaloniaUI/Avalonia,jkoritzinsky/Avalonia,punker76/Perspex,jazzay/Perspex,susloparovdenis/Perspex,akrisiun/Perspex,sagamors/Perspex,tshcherban/Perspex,jkoritzinsky/Perspex,SuperJMN/Avalonia,jkoritzinsky/Avalonia,danwalmsley/Perspex,wieslawsoltes/Perspex,SuperJMN/Avalonia,wieslawsoltes/Perspex,jkoritzinsky/Avalonia,SuperJMN/Avalonia,susloparovdenis/Avalonia,MrDaedra/Avalonia,susloparovdenis/Avalonia,AvaloniaUI/Avalonia,bbqchickenrobot/Perspex,wieslawsoltes/Perspex,AvaloniaUI/Avalonia,wieslawsoltes/Perspex,SuperJMN/Avalonia,kekekeks/Perspex,AvaloniaUI/Avalonia,wieslawsoltes/Perspex,grokys/Perspex,wieslawsoltes/Perspex,Perspex/Perspex,AvaloniaUI/Avalonia,MrDaedra/Avalonia,SuperJMN/Avalonia,ncarrillo/Perspex,AvaloniaUI/Avalonia,Perspex/Perspex,OronDF343/Avalonia,jkoritzinsky/Avalonia,kekekeks/Perspex,jkoritzinsky/Avalonia,jkoritzinsky/Avalonia,OronDF343/Avalonia,DavidKarlas/Perspex,susloparovdenis/Perspex