Improve relative urls handling in add_task method
Improve relative urls handling in add_task method

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