Allow clearing of task dates
Allow clearing of task dates

vveliev/teambox,rahouldatta/teambox,alx/teambox,wesbillman/projects,crewmate/crewmate,nfredrik/teambox,ccarruitero/teambox,wesbillman/projects,teambox/teambox,codeforeurope/samenspel,irfanah/teambox,nfredrik/teambox,rahouldatta/teambox,alx/teambox,vveliev/teambox,vveliev/teambox,crewmate/crewmate,irfanah/teambox,irfanah/teambox,teambox/teambox,nfredrik/teambox,crewmate/crewmate,rahouldatta/teambox,ccarruitero/teambox,irfanah/teambox,codeforeurope/samenspel,vveliev/teambox,teambox/teambox,nfredrik/teambox