Split actions into separate files
Reconfigure buckets around after each provisioner

Unfortunately I couldn't think of another way of doing this apart from
monkey patching, there is no way to replace a previously defined action
neither we can hook into calls to provisioners themselves.
Update docs
Update CHANGELOG
Merge pull request #32 from fgrehm/26-reconfigure-buckets-before-each-provisioner

Reconfigure buckets before each provisioner