Bump version to 0.6.1
Bump version to 0.6.1

rmoorman/crane,dreamcat4/crane,ghbliu/crane,dreamcat4/crane,tmc/crane,michaelsauter/crane,michaelsauter/crane,ghbliu/crane,inthroxify/crane,stajkowski/crane,bjaglin/crane,t-suwa/crane,jesper/crane,bjaglin/crane,t-suwa/crane,jesper/crane,inthroxify/crane,rmoorman/crane,stajkowski/crane,ScientificRevenue/crane,tmc/crane