remove unnecessary gitignore file
remove unnecessary gitignore file

philip8728/sharp,mhirsch/sharp,chrisriley/sharp,lovell/sharp,brandonaaron/sharp,philip8728/sharp,lovell/sharp,pporada-gl/sharp,brandonaaron/sharp,dtest/sharp,chrisriley/sharp,papandreou/sharp,kevinsawicki/sharp,lovell/sharp,mdimitrov/sharp,mcanthony/sharp,chrisriley/sharp,philip8728/sharp,cmtt/sharp,leiyangyou/sharp,kevinsawicki/sharp,digital-flowers/sharp-win32,kevinsawicki/sharp,mdimitrov/sharp,digital-flowers/sharp-win32,dtest/sharp,mcanthony/sharp,cmtt/sharp,kevinsawicki/sharp,pporada-gl/sharp,papandreou/sharp,mhirsch/sharp,leiyangyou/sharp,digital-flowers/sharp-win32,pporada-gl/sharp,chrisriley/sharp,dtest/sharp,cmtt/sharp,pporada-gl/sharp,dtest/sharp,lovell/sharp,brandonaaron/sharp,kevinsawicki/sharp,mdimitrov/sharp,leiyangyou/sharp,dtest/sharp,leiyangyou/sharp,digital-flowers/sharp-win32,papandreou/sharp,lovell/sharp,mcanthony/sharp,brandonaaron/sharp,papandreou/sharp,mcanthony/sharp,brandonaaron/sharp,chrisriley/sharp,mhirsch/sharp,philip8728/sharp,cmtt/sharp,pporada-gl/sharp,mdimitrov/sharp,digital-flowers/sharp-win32,papandreou/sharp,mdimitrov/sharp,digital-flowers/sharp-win32,leiyangyou/sharp,philip8728/sharp,digital-flowers/sharp-win32,mcanthony/sharp,lovell/sharp,mhirsch/sharp