Adding the CONTRIBUTING instructions file.
Adding the CONTRIBUTING instructions file.

Signed-off-by: Dan Horrigan <2591e5f46f28d303f9dc027d475a5c60d8dea17a@dhorrigan.com>
notfoundsam/yahooauc,tmatthewsdev/blog_dev,uzura8/flockbird,harady/fuel,atarun/web,Omi-Yasu/sp_bulletin_board,mil-tokyo/jphacks-web,Y-NAKA/htmlparser,notfoundsam/yahooauc,fjcarreterox/agdata-management,uzura8/tasks,kenjis/csv-maker-for-bookcyber,fuel/fuel,notfoundsam/yahooauc,hmukaida/fuelphp-test,arushishi/gmenu,notfoundsam/yahooauc,tmatthewsdev/Sample,masahide/tfa-passwd,ericouyang/simple_community,aidenfoxx/fuel-commerce,minlite/0x4d,uzura8/flockbird,fenom/fuel,uzura8/tasks,kiro112/deck_cards,uzura8/torilife,y-ohgi/fuel_unity,wata727/fuel-simplesamlphp-example,harupiyo/fuelphp_oauth_login_sample,ice-inc/sakana,hughybarra/final_project,earthmaniebo/my-card-game,yusuke84/htmlparser,mitiruna/magicgirl,kawasakiatsushi/fuelphp,niinoeiichi/de,Fayapan/orchestra,atarun/web,atarun/web,minlite/0x4d,fjcarreterox/agdata-management,uzura8/tasks,KarasawaTakahiro/DigakuseiTrip,arushishi/fuel_test,hughybarra/final_project,yamadatarousan/game,yusuke84/htmlparser,keitarou/fuelphp_sample_blog,hugolacerda/RavenWriters,plusonedev/booth-api,atarun/web,mil-tokyo/jphacks-web,uzura8/tasks,KarasawaTakahiro/BizTechChallenge,Darragh-McCarthy/angular-ajax-login,laothud/Loelo_House,atarun/web,thomi137/journal,laothud/Loelo_House,actcat/sideci_php_sandbox2,lincolnbrito/curso-fuelphp,Darragh-McCarthy/basic-ajax-login,hayatan/toire-api,BenWoodford/StaffsLAN,fenom/fuel,yamadatarousan/game,cecep-edu/siac,vano00/jobs,Darragh-McCarthy/basic-ajax-login,vano00/jobs,arushishi/gmenu,GitZiko/customize_fuelphp,atarun/web,uzura8/flockbird,Y-NAKA/htmlparser,atarun/web,KarasawaTakahiro/BizTechChallenge,lincolnbrito/fuel-intro,atarun/web,yuichiroTCY/fuel-controller-test,Slade-Andrew/noticeboard_test,uzura8/torilife,himaratsu/appbot,vano00/blog,kawasakiatsushi/fuelphp,Darragh-McCarthy/angular-ajax-login,uzura8/flockbird,hugolacerda/RavenWriters,qipa/fuel,AkioKanno/fuel,Omi-Yasu/fuelphp_test,laothud/Loelo_House,atarun/web,ericouyang/simple_community,taishikato/Practice-Fuel-PHP,vano00/blog,uzura8/torilife,kenjis/fuelphp-1.x-composer,tmatthewsdev/newsfeed,aidenfoxx/fuel-commerce,mitiruna/magicgirl,thuraucsy/fuel,earthmaniebo/my-card-game,niinoeiichi/de,kunaldpatel/purple-elephant,BenWoodford/StaffsLAN,uzura8/torilife,kenjis/fuelphp1st-2nd-contact-form,atarun/web,masahide/tfa-passwd,uzura8/fuel_sample