cmd/tsr: delete collector

Good bye, cruel world.
fabfile: remove file

We don't use it anymore.
misc: clean directory

There were lots of old stuff in this directory.
Makefile, docs, misc: remove references to the collector
provision: remove CollectStatus

Die collector, die!
provision/docker: remove CollectStatus

The logic is still useful for the coming fixContainer handler and
command.
provision/docker: add handler for fixing containers