Expand supported task managers
Expand supported task managers

untitaker/vdirsyncer,credativUK/vdirsyncer,untitaker/vdirsyncer,hobarrera/vdirsyncer,credativUK/vdirsyncer,tribut/vdirsyncer,tribut/vdirsyncer,untitaker/vdirsyncer,hobarrera/vdirsyncer