i will say done is done. you have asked for forgiveness and if people are not ready to give it, its not just their choice but their right. you made mistakes. perhaps you have damaged relationships too much. so start building new relationships... i did this twice, i faced depression twice which included isolation and failures, so i stopped contacts with my old friends and made new friends. that is why i have about 500 facebook friends !!!
and in the word of my favorite writer - "as long as you are alive everything else can be taken care of" . sometimes there is almost everything we need to cake care of ...