BAP-677 : update doc related to custom repository
BAP-677 : update doc related to custom repository

Djamy/platform,ramunasd/platform,trustify/oroplatform,umpirsky/platform,geoffroycochard/platform,umpirsky/platform,geoffroycochard/platform,mszajner/platform,ramunasd/platform,orocrm/platform,morontt/platform,mszajner/platform,2ndkauboy/platform,morontt/platform,mszajner/platform,akeneo/platform,hugeval/platform,akeneo/platform,orocrm/platform,Djamy/platform,orocrm/platform,trustify/oroplatform,Djamy/platform,trustify/oroplatform,2ndkauboy/platform,northdakota/platform,hugeval/platform,northdakota/platform,morontt/platform,ramunasd/platform,geoffroycochard/platform,2ndkauboy/platform,hugeval/platform,northdakota/platform,akeneo/platform