Added provisioner rake task
Refactored the VagrantDriver constructor to make all arguments optional
Bump version to 0.0.9
Added vagrant up rake task
Added vagrant destroy task

Extracted raketask_helper mixin to reduce duplication between the ever growing number of rake tasks
Cleaned up rake task name defaults
Logger is auto boot-strapped automatically
Added unit tests for all rake tasks

Added shared rake rspec context to setup rake and the task under test
Refactored tasks to make them easier to test and reduce duplication
Fixed missing require statement
Merge pull request #5 from daptiv/provisioner-task

Provisioner task