change anchor arugment of repeat method. Now anchor could be string ot tuple or list
change anchor arugment of repeat method. Now anchor could be string ot tuple or list

raybuhr/grab,kevinlondon/grab,alihalabyah/grab,giserh/grab,maurobaraldi/grab,lorien/grab,alihalabyah/grab,giserh/grab,shaunstanislaus/grab,subeax/grab,codevlabs/grab,subeax/grab,istinspring/grab,huiyi1990/grab,pombredanne/grab-1,codevlabs/grab,raybuhr/grab,DDShadoww/grab,shaunstanislaus/grab,kevinlondon/grab,SpaceAppsXploration/grab,lorien/grab,huiyi1990/grab,pombredanne/grab-1,liorvh/grab,DDShadoww/grab,SpaceAppsXploration/grab,istinspring/grab,subeax/grab,maurobaraldi/grab,liorvh/grab