Update 01-basic-usage.md
Update 01-basic-usage.md
johnstevenson/composer,hirak/composer,floverdevel/composer,balbuf/composer,nicolas-grekas/composer,stefangr/composer,curry684/composer,milleruk/composer,vdm-io/composer,slbmeh/composer,dzuelke/composer,localheinz/composer,erasys/composer,stof/composer,fabpot/composer,SpacePossum/composer,alcohol/composer,pierredup/composer,naderman/composer,gencer/composer,andrerom/composer,staabm/composer,fabiang/composer,composer/composer,remicollet/composer